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Alexandre Roulin - Associate Professor

Research Interests

Behavioural and evolutionary biology with main focus on sexual and natural selection, host-parasite interactions, parent-offspring conflict, alloparental care and recently population dynamics.

Curriculum Vitae

Born on March 14, 1968 in Payerne, Switzerland.

2004-2008
Associate professor at the University of Lausanne, Switzerland.

2003-2004
Postdoctoral research fellow, University of Montpellier, France, with Dr. Michael Hochberg.

2000-2003
Postdoctoral research fellow, University of Cambridge, UK, with Dr. Rufus Johnstone

1997-1999
Ph.D. under supervision of Prof. Heinz Richner, University of Bern, Switzerland.

1996-1997
Master of Science under supervision of Prof. Heinz Richner, University of Bern, Switzerland.

1993-1996
Studies in Biology with specialisation in Zoology, University of Bern, Switzerland.


In press |  2016 |  2015 |  2014 |  2013 |  2012 |  2011 |  2010 |  2009 |  2008 |  2007 |  2006 |  2005 |  2004 |  2003 |  2002 |  2001 |  2000 |  1999 |  1998 |  Thèses (doctorat) | 
 

In Press
Aliabadian M., Alaei-Kakhki N., Mirshamsi O., Nijman V., Roulin A., In Press. Phylogeny, biogeography and diversification of barn owls (Aves, Strigiformes). Biological Journal of the Linnean Society .
Delhaye J., Salamin N., Roulin A., Criscuolo F., Bize P., Christe P., In Press. Interspecific correlation between red blood cell mitochondrial ROS production, cardiolipin content and longevity in birds. Age . [DOI] [Pubmed]
Gaigher A., Burri R., Gharib W.H., Taberlet P., Roulin A., Fumagalli L., In Press. Family-assisted inference of the genetic architecture of MHC variation. Molecular Ecology Resources .
San José Garcia L., Ducrest A.-L., Ducret V., Simon C., Richter H., Wakamatsu K., Roulin A., In Press. MC1R and the pleiotropic action of the melanocortin system: differences between MC1R-genotypes in the expression of melanocortin genes and in their association with coloration. Molecular Ecology .
2016
Béziers P., Roulin A., 2016. Double brooding and offspring desertion in the barn owl (Tyto alba). Journal of Avian Biology 47(2) pp. 235-244. [Document] [DOI] [Web of Science]
Burri R., Antoniazza S., Gaigher A., Ducrest A.L., Simon C., European Barn Owl Network, Fumagalli L., Fumagalli L., Goudet J., Roulin A., 2016. The genetic basis of color-related local adaptation in a ring-like colonization around the Mediterranean. Evolution 70(1) pp. 140-153. [Document] [DOI] [Web of Science] [Pubmed]
Dreiss A.N., Gaime F., Delarbre A., Moroni L., Lenarth M., Roulin A., 2016. Vocal communication regulates sibling competition over food stock. Behavioral Ecology and Sociobiology 70(6) pp. 927-937. [Document] [DOI] [Web of Science]
Dreiss A.N., Séchaud R., Béziers P., Villain N., Genoud M., Almasi B., Jenni L., Roulin A., 2016. Social huddling and physiological thermoregulation are related to melanism in the nocturnal barn owl. Oecologia 180(2) pp. 371-381. [Document] [DOI] [Web of Science] [Pubmed]
Ducret V., Gaigher A., Simon C., Goudet J., Roulin A., 09-2016. Sex-specific allelic transmission bias suggests sexual conflict at MC1R. Molecular Ecology 25 pp. 4551-4563. [Document]
Emaresi G., Henry I., Gonzalez E., Roulin A., Bize P., 2016. Sex- and melanism-specific variations in the oxidative status of adult tawny owls in response to manipulated reproductive effort. Journal of Experimental Biology 219(Pt 1) pp. 73-79. [DOI] [Web of Science] [Pubmed]
Leighton GRM., Hugo P., Roulin A., Arjun A., 09-2016. Just google it : assessing the use of Google images to describe geographical variation in visible traits of organisms. Methods in Ecology and Evolution 7 pp. 1060-1070. [Document]
Mills J.A., Teplitsky C., Arroyo B., Charmantier A., Becker P.H., Birkhead T.R., Bize P., Blumstein D.T., Bonenfant C., Boutin S. et al., 2016. Solutions for Archiving Data in Long-Term Studies: A Reply to Whitlock et al. Trends in Ecology and Evolution 31(2) pp. 85-87. [DOI] [Web of Science] [Pubmed]
Mourocq E., Bize P., Bouwhuis S., Bradley R., Charmantier A., de la Cruz C., Drobniak S.M., Espie R.H., Herényi M., Hötker H. et al., 2016. Life span and reproductive cost explain interspecific variation in the optimal onset of reproduction. Evolution 70(2) pp. 296-313. [Document] [DOI] [Web of Science] [Pubmed]
Roque I., Lourenço R., Marques A., Coelho J.P., Coelho C., Pereira E., Rabaça J.E., Roulin A., 2016. Barn owl feathers as biomonitors of mercury: sources of variation in sampling procedures. Ecotoxicology 25(3) pp. 469-480. [Document] [DOI] [Web of Science] [Pubmed]
Roulin A., 2016. Condition-dependence, pleiotropy and the handicap principle of sexual selection in melanin-based colouration. Biological Reviews of the Cambridge Philosophical Society 91(2) pp. 328-348. [Document] [DOI] [Web of Science] [Pubmed]
Roulin A., Des Monstiers B., Ifrid E., Da Silva A., Genzoni E., Dreiss A.N., 2016. Reciprocal preening and food sharing in colour-polymorphic nestling barn owls. Journal of Evolutionary Biology 29(2) pp. 380-394. [Document] [DOI] [Web of Science] [Pubmed]
Roulin A., Randin C., 10-2016. Barn owls display larger black feather spots in cooler regions on the British Isles. Biological Journal of the Linnean Society 119 pp. 445-454. [Document]
Sæther B.E., Grøtan V., Engen S., Coulson T., Grant P.R., Visser M.E., Brommer J.E., Rosemary Grant B., Gustafsson L., Hatchwell B.J. et al., 2016. Demographic routes to variability and regulation in bird populations. Nature Communications 7 p. 12001. [Document] [DOI] [Web of Science] [Pubmed]
2015
Almasi B., Roulin A., 2015. Signalling value of maternal and paternal melanism in the barn owl : implication for the resolution of the lek paradox. Biological Journal of the Linnean Society 115(2) pp. 376-390. [Document] [DOI] [Web of Science]
Charter M., Izhaki I., Leshem Y., Meyrom K., Roulin A., 2015. Relationship between diet and reproductive success in the Israeli barn owl. Journal of Arid Environment 122 pp. 59-63. [Document] [DOI] [Web of Science]
Charter M., Leshem Y., Izhaki I., Roulin A., 2015. Pheomelanin-based colouration is correlated with indices of flying strategies in the barn owl. Journal of Ornithology 156(1) pp. 309-312. [Document] [DOI] [Web of Science]
Dreiss A.N., Ruppli C.A., Antille S., Roulin A., 2015. Information retention during competitive interactions : siblings need to constantly repeat vocal displays. Evolutionary Biology 42(1) pp. 63-74. [Document] [DOI] [Web of Science]
Dreiss A.N., Ruppli C.A., Faller C., Roulin A., 2015. Social rules govern vocal competition in the barn owl. Animal Behaviour 102 pp. 95-107. [Document] [DOI] [Web of Science]
Gangoso L., Roulin A., Ducrest A.L., Grande J.M., Figuerola J., 2015. Morph-specific genetic and environmental variation in innate and acquired immune response in a color polymorphic raptor. Oecologia 178(4) pp. 1113-1123. [DOI] [Web of Science] [Pubmed]
Hadad E., Roulin A., Charter M., 2015. A record of communal nesting in the barn owl (Tyto alba). Wilson Journal of Ornithology 127(1) pp. 114-119. [Document] [Web of Science]
Mills J.A., Teplitsky C., Arroyo B., Charmantier A., Becker P.H., Birkhead T.R., Bize P., Blumstein D.T., Bonenfant C., Boutin S. et al., 2015. Archiving Primary Data: Solutions for Long-Term Studies. Trends in Ecology and Evolution 30(10) pp. 581-589. [Document] [DOI] [Web of Science] [Pubmed]
Roulin A., Randin C., 2015. Glover's rule in North American barn owls. Auk 132(1) pp. 321-332. [Document] [DOI] [Web of Science]
San-Jose L.M., Ducrest A.L., Ducret V., Béziers P., Simon C., Wakamatsu K., Roulin A., 2015. Effect of the MC1R gene on sexual dimorphism in melanin-based colorations. Molecular Ecology 24(11) pp. 2794-2808. [Document] [DOI] [Web of Science] [Pubmed]
2014
Antoniazza S., Kanitz R., Neuenschwander S., Burri R., Gaigher A., Roulin A., Goudet J., 2014. Natural selection in a postglacial range expansion: the case of the colour cline in the European barn owl. Molecular Ecology 23(22) pp. 5508-5523. [DOI] [Web of Science] [Pubmed]
Chausson A., Henry I., Almasi B., Roulin A., 2014. Barn Owl (Tyto alba) breeding biology in relation to breeding season climate. Journal of Ornithology 155(1) pp. 273-281. [Document] [DOI] [Web of Science]
Dubey S., Roulin A., 2014. Evolutionary and biomedical consequences of internal melanins. Pigment Cell and Melanoma Research 27(3) pp. 327-338. [embargo unspecified] [DOI] [Web of Science] [Pubmed]
Ducrest A.L., Ursenbacher S., Golay P., Monney J.C., Mebert K., Roulin A., Dubey S., 2014. Pro-opiomelanocortin gene and melanin-based colour polymorphism in a reptile. Biological Journal of the Linnean Society 111(1) pp. 160-168. [Document] [DOI] [Web of Science]
Emaresi G., Bize P., Altwegg R., Henry I., van den Brink V., Gasparini J., Roulin A., 2014. Melanin-specific life-history strategies. American Naturalist 183(2) pp. 269-280. [Document] [DOI] [Web of Science] [Pubmed]
Larsen C.T., Holland A.M., Jensen H., Steinsland I., Roulin A., 2014. On estimation and identifiability issues of sex-linked inheritance with a case study of pigmentation in Swiss barn owl (Tyto alba). Ecology and Evolution 4(9) pp. 1555-1566. [Document] [DOI] [Web of Science]
Peleg O., Charter M., Izhaki I., Roulin A., 2014. Conditional association between melanism and personality in Israeli barn owls. Bird Study 61(4) pp. 572-577. [Document] [DOI] [Web of Science]
Peleg O., Charter M., Leshem Y., Izhaki I., Roulin A., 2014. Condition association between melanism and personality in Israeli Barn Owls. Bird Study 61(4) pp. 572-577. [DOI] [Web of Science]
Roulin A., 2014. Melanin-based colour polymorphism responding to climate change. Global Change Biology 20(11) pp. 3344-3350. [Document] [DOI] [Web of Science] [Pubmed]
Scriba M.F., Rattenborg N.C., Dreiss A.N., Vyssotski A.L., Roulin A., 2014. Sleep and vigilance linked to melanism in wild barn owls. Journal of Evolutionary Biology 27(10) pp. 2057-2068. [Document] [DOI] [Web of Science] [Pubmed]
Steinsland I., Larsen C.T., Roulin A., Jensen H., 2014. Quantitative genetic modeling and inference in the presence of nonignorable missing data. Evolution 68(6) pp. 1735-1747. [Document] [DOI] [Web of Science] [Pubmed]
2013
Da Silva A., van den Brink V., Emaresi G., Luzio E., Bize P., Dreiss A.N., Roulin A., 2013. Melanin-based colour polymorphism signals aggressive personality in nest and territory defence in the tawny owl (Strix aluco). Behavioral Ecology and Sociobiology 67(7) pp. 1041-1052. [Document] [DOI] [Web of Science]
Dreiss A.N., Calcagno M., Van den Brink V., Laurent A., Almasi B., Jenni L., Roulin A., 2013. The vigilance components of begging and sibling competition. Journal of Avian Biology 44(4) pp. 359-368. [Document] [DOI] [Web of Science]
Dreiss A.N., Ruppli C.A., Faller C., Roulin A., 2013. Big brother is watching you: eavesdropping to resolve family conflicts. Behavioral Ecology 24(3) pp. 1717-722. [Document] [DOI] [Web of Science]
Dreiss A.N., Ruppli C.A., Oberli F., Antoniazza S., Henry I., Roulin A., 2013. Barn owls do not interrupt their siblings. Animal Behaviour 86(1) pp. 119-126. [Document] [DOI] [Web of Science]
Emaresi G., Ducrest A.L., Bize P., Richter H., Simon C., Roulin A., 2013. Pleiotropy in the melanocortin system: expression levels of this system are associated with melanogenesis and pigmentation in the tawny owl (Strix aluco). Molecular Ecology 22(19) pp. 4915-4930. [DOI] [Web of Science] [Pubmed]
Henry I., Antoniazza S., Dubey S., Simon C., Waldvogel C., Burri R., Roulin A., 2013. Multiple Paternity in Polyandrous Barn Owls (Tyto alba). PLoS One 8(11) pp. e80112. [Document] [DOI] [Web of Science] [Pubmed]
Roulin A., Dubey S., 2013. Amphibians in the diet of European Barn Owls. Bird Study 60(2) pp. 264-269. [Document] [DOI] [Web of Science]
Roulin A., Ducrest A.L., 2013. Genetics of colouration in birds. Seminars in Cell and Developmental Biology 24(6-7) pp. 594-608. [DOI] [Web of Science] [Pubmed]
Roulin A., Mafli A., Wakamatsu K., 2013. Reptiles produce pheomelanin : evidence in the Eastern Hermann's tortoise (Eurotestudo boettgeri). Journal of Herpetology 47(2) pp. 258-261. [Document] [DOI] [Web of Science]
Roulin A., Mangel J., Wakamatsu K., Bachmann T., 2013. Sexually dimorphic melanin-based colour polymorphism, feather melanin content, and wing feather structure in the barn owl (Tyto alba). Biological Journal of the Linnean Society 109(3) pp. 562-573. [DOI] [Web of Science]
Ruppli C.A., Dreiss A.N., Roulin A., 2013. Efficiency and significance of multiple vocal signals in sibling competition. Evolutionary Biology 40(4) pp. 579-588. [Document] [DOI] [Web of Science]
Ruppli C.A., Dreiss A.N., Roulin A., 2013. Nestling barn owls assess short-term variation in the amount of vocally competing siblings. Animal Cognition 16(6) pp. 993-1000. [Document] [DOI] [Web of Science] [Pubmed]
Saino N., Canova L., Costanzo A., Rubolini D., Roulin A., Møller A.P., 2013. Immune and stress responses covary with melanin-based coloration in the barn swallow. Evolutionary Biology 40(4) pp. 521-531. [Document] [DOI] [Web of Science]
Scriba M.F., Ducrest A.L., Henry I., Vyssotski A.L., Rattenborg N.C., Roulin A., 2013. Linking melanism to brain development: expression of a melanism-related gene in barn owl feather follicles covaries with sleep ontogeny. Frontiers in Zoology 10(1) p. 42. [Document] [DOI] [Web of Science] [Pubmed]
Scriba M.F., Harmening W.M., Mettke-Hofmann C., Vyssotski A.L., Roulin A., Wagner H., Rattenborg N.C., 2013. Evaluation of two minimally invasive techniques for electroencephalogram recording in wild or freely behaving animals. Journal of Comparative Physiology. A, Neuroethology, Sensory, Neural, and Behavioral Physiology 199(3) pp. 183-189. [DOI] [Web of Science] [Pubmed]
2012
Almasi B., Roulin A., Korner-Nievergelt F., Jenni-Eiermann S., Jenni L., 2012. Coloration signals the ability to cope with elevated stress hormones: effects of corticosterone on growth of barn owls are associated with melanism. Journal of Evolutionary Biology 25(6) pp. 1189-1199. [Document] [DOI] [Web of Science] [Pubmed]
Charter M., Izhaki I., Leshem Y., Roulin A., 2012. Diet and breeding success of long-eared owls in a semi-arid environment. Journal of Arid Environments 85 pp. 142-144. [Document] [DOI] [Web of Science]
Charter M., Leshem Y., Meyrom K., Peleg O., Roulin A., 2012. The importance of micro-habitat in the breeding of Barn Owls Tyto alba. Bird Study 59(3) pp. 368-371. [Document] [DOI] [Web of Science]
Charter M., Peleg O., Leshem Y., Roulin A., 2012. Similar patterns of local barn owl adaptation in the Middle East and Europe with respect to melanic coloration. Biological Journal of the Linnean Society 106(2) pp. 447-454. [Document] [DOI] [Web of Science]
Dreiss A.N., Antoniazza S., Burri R., Fumagalli L., Sonnay C., Frey C., Goudet J., Roulin A., 2012. Local adaptation and matching habitat choice in female barn owls with respect to melanic coloration. Journal of Evolutionary Biology 25(1) pp. 103-114. [Document] [DOI] [Web of Science] [Pubmed]
Lambrechts M.M., Wiebe K.L., Sunde P., Solonen T., Sergio F., Roulin A., Moller A.P., Lopez B.C., Fargallo J.A., Exo K.-M. et al., 2012. Nest-box design for the study of diurnal raptors and owls is still an overlooked point in ecological, evolutionary and conservation studies: a review. Journal of Ornithology 153(1) pp. 23-34. [Document] [DOI] [Web of Science]
Piault R., van den Brink V., Roulin A., 2012. Condition-dependent expression of melanin-based coloration in the Eurasian kestrel. Naturwissenschaften 99(5) pp. 391-396. [Document] [DOI] [Web of Science] [Pubmed]
Roulin A., 2012. Zero inflated GLMM applied to barn owl data. pp. 25-66 in Zuur A F, Saveliev A.A., Ieno E.N. (eds.) Zero inflated models and generalized linear mixed models with R. Highlands Statistics, Newburgh.
Roulin A., Da Silva A., Ruppli C.A., 2012. Dominant nestlings displaying female-like melanin coloration behave altruistically in the barn owl. Animal Behaviour 84(5) pp. 1229-1236. [Document] [DOI] [Web of Science]
Roulin A., Dreiss A.N., 2012. Sibling competition and cooperation over parental care. pp. 133-147 in Royle N.J., Smiseth P.T., Kölliker M. (eds.) The evolution of parental care. Oxford University Press, Oxford.
Roulin A., Dubey S., 2012. The occurrence of reptiles in Barn Owl diet in Europe. Bird Study 59(4) pp. 504-508. [Document] [DOI] [Web of Science]
Ruppli A.C., Almasi B., Dreiss A.N., Battesti M., Jenni L., Roulin A., 2012. Corticosterone promotes scramble competition over sibling negotiation in Barn Owl nestlings (Tyto alba). Evolutionary Biology 39(3) pp. 348-358. [Document] [DOI] [Web of Science]
Van den Brink V., Dolivo V., Falourd X., Dreiss A.N., Roulin A., 2012. Melanic color-dependent anti-predator behavior strategies in barn owl nestlings. Behavioral Ecology 23(3) pp. 473-480. [Document] [DOI] [Web of Science]
Van den Brink V., Dreiss A.N., Roulin A., 2012. Melanin-based colouration predicts natal dispersal in the barn owl, Tyto alba. Animal Behaviour 84(4) pp. 805-812. [Document] [DOI] [Web of Science]
Van den Brink V., Henry I., Wakamatsu K., Roulin A., 2012. Melanin-based coloration in juvenile kestrels (Falco tinnunculus) covaries with anti-predatory personality traits. Ethology 18(7) pp. 673-682. [Document] [DOI] [Web of Science]
2011
Emaresi G., Bize P., Gasparini J., Piault R., Roulin A., 2011. Plumage polymorphism in melanin-based coloration: a case study in the tawny owl Strix aluco. pp. 242-252 in Zuberogoitia I., Martinez J.E. (eds.) Ecology and conservation of european forest-dwelling raptors. Bizkaiko Foru Aldundia. [Document]
Frey C., Sonnay C., Dreiss A., Roulin A., 2011. Habitat, breeding performance, diet and individual age in Swiss barn owls (Tyto alba). Journal of Ornithology 152(2) pp. 279-290. [Document] [DOI] [Web of Science]
Gangoso L., Grande J.M., Ducrest A.L., Figuerola J., Bortolotti G.R., Andrés J.A., Roulin A., 2011. MC1R-dependent, melanin-based colour polymorphism is associated with cell-mediated response in the Eleonora's falcon. Journal of Evolutionary Biology 24(9) pp. 2055-2063. [Document] [DOI] [Web of Science] [Pubmed]
Mafli A., Wakamatsu K., Roulin A., 2011. Melanin-based colouration predicts aggressiveness and boldness in captive eastern Hermann's tortoises. Animal Behaviour 81(4) pp. 859-863. [Document] [DOI] [Web of Science]
Meunier J., Figueiredo Pinto S., Burri R., Roulin A., 2011. Eumelanin-based coloration and fitness parameters in birds: a meta-analysis. Behavioral Ecology and Sociobiology 65(4) pp. 559-567. [Document] [DOI] [Web of Science]
Roulin A., Almasi B., Meichtry-Stier K.S., Jenni L., 2011. Eumelanin- and pheomelanin-based colour advertise resistance to oxidative stress in opposite ways. Journal of Evolutionary Biology 24(10) pp. 2241-2247. [Document] [DOI] [Web of Science] [Pubmed]
Roulin A., Antoniazza S., Burri R., 2011. Spatial variation in the temporal change of male and female melanic ornamentation in the barn owl. Journal of Evolutionary Biology 24(7) pp. 1403-1409. [Document] [DOI] [Web of Science] [Pubmed]
Roulin A., Burri R., Antoniazza S., 2011. Owl melanin-based plumage redness is more frequent near than away from the equator: implications on the effect of climate change on biodiversity. Biological Journal of the Linnean Society 102(3) pp. 573-582. [Document] [DOI] [Web of Science]
Roulin A., Ducrest A.L., 2011. Association between melanism, physiology and behaviour: a role for the melanocortin system. European Journal of Pharmacology 660(1) pp. 226-233. [Document] [DOI] [Web of Science] [Pubmed]
2010
Almasi B., Jenni L., Jenni-Eiermann S., Roulin A., 04-2010. Regulation of stress response is heritable and functionally linked to melanin-based coloration. Journal of Evolutionary Biology 23(5) pp. 987-996. [Document] [DOI] [Web of Science] [Pubmed]
Antoniazza S., Burri R., Fumagalli L., Goudet J., Roulin A., 2010. Local adaptation maintains clinal variation in melanin-based coloration of European barn owls (Tyto alba). Evolution 64(7) pp. 1944-1954. [embargo unspecified] [DOI] [Web of Science] [Pubmed]
Arlettaz R., Krähenbühl M., Almasi B., Roulin A., Schaub M., 2010. Wildflower areas within revitalized agricultural matrices boost small mammal populations but not breeding Barn Owls. Journal of Ornithology 151(3) pp. 553-564. [Document] [DOI] [Web of Science]
Bize P., Piault R., Gasparini J., Roulin A., 2010. Indirect costs of parasitism are shaped by variation in the type of immune challenge and food availability. Evolutionary Biology 37(4) pp. 169-176. [DOI] [Web of Science]
Bize P., Stocker A., Jenni-Eiermann S., Gasparini J., Roulin A., 2010. Sudden weather deterioration but not brood size affects baseline corticosterone levels in nestling Alpine swifts. Hormones and Behavior 58(4) pp. 591-598. [Document] [DOI] [Web of Science] [Pubmed]
Burri R., Salamin N., Studer R.A., Roulin A., Fumagalli L., 2010. Adaptive divergence of ancient gene duplicates in the avian MHC class II beta. Molecular Biology and Evolution 27(10) pp. 2360-2374. [DOI] [Web of Science] [Pubmed]
Dreiss A., Henry I., Ruppli C., Almasi B., Roulin A., 2010. Darker eumelanic barn owls better withstand food depletion through resistance to food deprivation and lower appetite. Oecologia 164(1) pp. 65-71. [Document] [DOI] [Web of Science] [Pubmed]
Dreiss A., Lahlah N., Roulin A., 2010. How siblings adjust sib-sib communication and begging signals to each other. Animal Behaviour 80(6) pp. 1049-1055. [Document] [DOI] [Web of Science]
Roulin A., Altwegg R., Jensen H., Steinsland I., Schaub M., 05-2010. Sex-dependent selection on an autosomal melanic female ornament promotes the evolution of sex ratio bias. Ecology Letters 13(5) pp. 616-626. [Document] [DOI] [Web of Science] [Pubmed]
2009
Almasi B., Roulin A., Jenni-Eiermann S., Breuner C.W., Jenni L., 2009. Regulation of free corticosterone and CBG capacity under different environmental conditions in altricial nestlings. General and Comparative Endocrinology 164(2-3) pp. 117-124. [DOI] [Web of Science] [Pubmed]
Gasparini J., Bize P., Piault R., Wakamatsu K., Blount J.D., Ducrest A.L., Roulin A., 2009. Strength and cost of an induced immune response are associated with a heritable melanin-based colour trait in female tawny owls. Journal of Animal Ecology 78(3) pp. 608-616. [DOI] [Web of Science] [Pubmed]
Gasparini J., Piault R., Bize P., Roulin A., 2009. Pre-hatching maternal effects inhibit nestling humoral immune response in the tawny owl Strix aluco. Journal of Avian Biology 40(3) pp. 271-278. [DOI] [Web of Science]
Müller C., Almasi B., Roulin A., Breuner C.W., Jenni-Eiermann S., Jenni L., 01-2009. Effects of corticosterone pellets on baseline and stress-induced corticosterone and corticosteroid-binding-globulin. General and Comparative Endocrinology 160(1) pp. 59-66. [Document] [DOI] [Web of Science] [Pubmed]
Piault R., Gasparini J., Bize P., Jenni-Eiermann S., Roulin A., 2009. Pheomelanin-based coloration and the ability to cope with variation in food supply and parasitism. American Naturalist 174(4) pp. 548-556. [Document] [DOI] [Web of Science] [Pubmed]
Roulin A., Dreiss A., Fioravanti C., Bize P., 2009. Vocal sib-sib interactions: how siblings adjust signaling level to each other. Animal Behaviour 77(3) pp. 717-725. [Document] [DOI] [Web of Science]
Roulin A., Wink M., Salamin N., 2009. Selection on a eumelanic ornament is stronger in the tropics than in temperate zones in the worldwide-distributed barn owl. Journal of Evolutionary Biology 22(2) pp. 345-354. [DOI] [Web of Science] [Pubmed]
Stier K.S., Almasi B., Gasparini J., Piault R., Roulin A., Jenni L., 2009. Effects of corticosterone on innate and humoral immune functions and oxidative stress in barn owl nestlings. Journal of Experimental Biology 212(Pt 13) pp. 2085-2091. [DOI] [Web of Science] [Pubmed]
2008
Almasi B., Roulin A., Jenni-Eiermann S., Jenni L., 2008. Parental investment and its sensitivity to corticosterone is linked to melanin-based coloration in barn owls. Hormones and Behavior 54(1) pp. 217-223. [DOI] [Web of Science] [Pubmed]
Bize P., Jeanneret C., Klopfenstein A., Roulin A., 2008. What makes a host profitable? Parasites balance host nutritive resources against immunity. American Naturalist 171(1) pp. 107-118. [DOI] [Web of Science] [Pubmed]
Burri R., Antoniazza S., Siverio F., Klein A., Roulin A., Fumagalli L., 2008. Isolation and characterization of 21 microsatellite markers in the barn owl (Tyto alba). Molecular Ecology Resources 8(5) pp. 977-979. [DOI] [Web of Science] [Pubmed]
Burri R., Hirzel Hélène N., Salamin N., Roulin A., Fumagalli L., 2008. Evolutionary patterns of MHC class II B in owls and their implications for the understanding of avian MHC evolution. Molecular Biology and Evolution 25(6) pp. 1180-1191. [DOI] [Web of Science] [Pubmed]
Burri R., Niculita-Hirzel Hélène, Roulin A., Fumagalli L., 2008. Isolation and characterization of major histocompatibility complex (MHC) class II B genes in the Barn owl (Aves: Tyto alba). Immunogenetics 60(9) pp. 543-550. [DOI] [Web of Science] [Pubmed]
Ducrest A.L., Keller L., Roulin A., 2008. Pleiotropy in the melanocortin system, coloration and behavioural syndromes. Trends in Ecology and Evolution 23(9) pp. 502-510. [Document] [DOI] [Web of Science] [Pubmed]
Jones O.R., Gaillard J.M., Tuljapurkar S., Alho J.S., Armitage K.B., Becker P.H., Bize P., Brommer J., Charmantier A., Charpentier M. et al., 2008. Senescence rates are determined by ranking on the fast-slow life-history continuum. Ecology Letters 11(7) pp. 664-673. [DOI] [Web of Science] [Pubmed]
Piault R., Gasparini J., Bize P., Paulet M., McGraw K., Roulin A., 2008. Experimental support for the make-up hypothesis in nestling tawny owls (Strix aluco). Behavioral Ecology 19(4) pp. 703-709. [Document] [DOI] [Web of Science]
Roulin A., Almasi B., Rossi-Pedruzzi A., Ducrest A. L., Wakamatsu K., Miksik I., Blount J. D., Jenni-Eiermann S., Jenni L., 2008. Corticosterone mediates the condition-dependent component of melanin-based coloration. Animal Behaviour 75(4) pp. 1351-1358. [DOI] [Web of Science]
Roulin A., Colliard C., Russier F., Fleury M., Grandjean V., 2008. Sib-sib communication and the risk of prey theft in the barn owl Tyto alba. Journal of Avian Biology 39(6) pp. 593-598. [DOI] [Web of Science]
Roulin A., Gasparini J., Bize P., Ritschard M., Richner H., 2008. Melanin-based colorations signal strategies to cope with poor and rich environments. Behavioral Ecology and Sociobiology 62(4) pp. 507-519. [DOI] [Web of Science]
Roulin A., Gasparini J., Froissart L., 2008. Pre-hatching maternal effects and the tasty chick hypothesis. Evolutionary Ecology Research 10(3) pp. 463-473. [Web of Science]
2007
Altwegg R., Schaub M., Roulin A., 2007. Age-specific fitness components and their temporal variation in the barn owl. American Naturalist 169(1) pp. 47-61. [DOI] [Web of Science] [Pubmed]
Gasparini J., Boulinier T., Gill V.A., Gil D., Hatch S.A., Roulin A., 2007. Food availability affects the maternal transfer of androgens and antibodies into eggs of a colonial seabird. Journal of Evolutionary Biology 20(3) pp. 874-880. [DOI] [Web of Science] [Pubmed]
Roulin A., Altwegg R., 2007. Breeding rate is associated with pheomelanism in male and with eumelanism in female barn owls. Behavioral Ecology 18(3) pp. 563-570. [DOI] [Web of Science]
Roulin A., Christe P., Dijkstra C., Ducrest A. L., Jungi T. W., 2007. Origin-related, environmental, sex, and age determinants of immunocompetence, susceptibility to ectoparasites, and disease symptoms in the barn owl. Biological Journal of the Linnean Society 90(4) pp. 703-718. [DOI] [Web of Science]
Saladin V., Ritschard M., Roulin A., Bize P., Richner H., 2007. Analysis of genetic parentage in the tawny owl (Strix aluco) reveals extra-pair paternity is low. Journal of Ornithology 148(1) pp. 113-116. [DOI] [Web of Science]
Staszewski V., Gasparini J., McCoy K.D., Tveraa T., Boulinier T., 2007. Evidence of an interannual effect of maternal immunization on the immune response of juveniles in a long-lived colonial bird. Journal of Animal Ecology 76(6) pp. 1215-1223. [DOI] [Web of Science] [Pubmed]
2006
Altwegg R., Roulin A., Kestenholz M., Jenni L., 2006. Demographic effects of extreme winter weather in the barn owl. Oecologia 149(1) pp. 44-51. [DOI] [Web of Science] [Pubmed]
Bize P, Roulin A, 2006. Sibling competition and the risk of falling out of the nest. Animal Behaviour 72(3) pp. 539-544. [DOI] [Web of Science]
Bize P., Gasparini J., Klopfenstein A., Altwegg R., Roulin A., 2006. Melanin-based coloration is a nondirectionally selected sex-specific signal of offspring development in the Alpine swift. Evolution 60(11) pp. 2370-2380. [Web of Science]
Christe P., Keller L., Roulin A., 2006. The predation cost of being a male: implications for sex-specific rates of ageing. Oikos 114(2) pp. 381-394. [Document] [DOI] [Web of Science]
Gasparini J., Roulin A., Gill V. A., Hatch S., Boulinier T., 2006. In kittiwakes food availability partially explains the seasonal decline in immunocompetence. Functional Ecology 20(3) pp. 457-463. [DOI] [Web of Science]
Gasparini J., Roulin A., Gill V.A., Hatch S.A., Boulinier T., 2006. Kittiwakes strategically reduce investment in replacement clutches. Proceedings of the Royal Society B Biological Sciences 273(1593) pp. 1551-1554. [Document] [DOI] [Web of Science] [Pubmed]
Py I., Ducrest A. L., Duvoisin N., Fumagalli L., Roulin A., 2006. Ultraviolet reflectance in a melanin-based plumage trait is heritable. Evolutionary Ecology Research 8(3) pp. 483-491. [Web of Science]
Roulin A., 2006. Linkage disequilibrium between a melanin-based colour polymorphism and tail length in the barn owl. Biological Journal of the Linnean Society 88(3) pp. 475-488. [DOI] [Web of Science]
Roulin A., Dauwe T., Blust R., Eens M., Beaud M., 2006. A link between eumelanism and calcium physiology in the barn owl. Die Naturwissenschaften 93(9) pp. 426-430. [DOI] [Web of Science] [Pubmed]
2005
Bize P., Roulin A., Tella J. L., Richner H., 2005. Female-biased mortality in experimentally parasitized Alpine Swift Apus melba nestlings. Functional Ecology 19(3) pp. 405-413. [DOI] [Web of Science]
Mátics R., Varga S., Opper B., Roulin A., Horváth G., Putnoky P., Hoffmann G., 2005. Partitioning of genetic (Rapd) variability among sexes and populations of the Barn Owl (Tyto alba) in Europe. Journal of Raptor Research. 39(2) pp. 142-148. [Web of Science]
Roulin A., Bize P., Tzaud N., Bianchi M., Ravussin P. A., Christe P., 2005. Oxygen consumption in offspring tawny owls Strix aluco is associated with colour morph of foster mother. Journal of Ornithology 146(4) pp. 390-394. [DOI] [Web of Science]
2004
Bize P., Roulin A., Tella J. L., Bersier L. F., Richner H., 2004. Additive effects of ectoparasites over reproductive attempts in the long-lived Alpine swift. Journal of Animal Ecology 73(6) pp. 1080-1088. [DOI] [Web of Science]
Roulin A., 2004. The evolution, maintenance and adaptive function of genetic colour polymorphism in birds. Biological Reviews of the Cambridge Philosophical Society 79(4) pp. 815-848. [DOI] [Web of Science] [Pubmed]
Roulin A., Bize P., Ravussin P.A., Broch L., 2004. Genetic and environmental effects on the covariation betweencolour polymorphism and a life history trait. Evolutionary Ecology Research 6(8) pp. 1253-1260. [Document] [Web of Science]
Roulin A., Müller W., Sasvari L., Dijkstra C., Ducrest A. L., Riols C., Wink M., 2004. Extra-pair paternity, testes size and testosterone level in relation to colour polymorphism in the barn owl Tyto alba. Journal of Avian Biology 35(6) pp. 492-500. [Document] [DOI] [Web of Science]
Roulin A., Wink M., 2004. Predator-prey relationships and the evolution of genetic colour polymorphism: a comparative analysis in diurnal raptors. Biological Journal of the Linnean Society 81(4) pp. 565-578. [DOI] [Web of Science]
2003
Altwegg R., Roulin A., Kestenholz M., Jenni L., 2003. Variation and covariation in survival, dispersal, and population size in barn owls. Journal of Animal Ecology 72(3) pp. 391-399. [DOI] [Web of Science]
Bize P., Roulin A., Bersier L. F., Pflüger D., Richner H., 2003. Parasitism and developmental plasticity in Alpine swift nestlings. Journal of Animal Ecology 72(4) pp. 633-639. [DOI] [Web of Science]
Bize P., Roulin A., Richner H., 2003. Adoption as an offspring strategy to reduce ectoparasite exposure. Proceedings. Biological Sciences / the Royal Society 270 Suppl 1(Suppl. 1) pp. S114-S116. [Document] [DOI] [Web of Science] [Pubmed]
Johnstone R. A., Roulin A., 2003. Sibling negotiation. Behavioral Ecology 14(6) pp. 780-786. [Document] [DOI] [Web of Science]
Roulin A., 2003. The neuroendocrine function of allosuckling. Ethology 109(3) pp. 185-195. [DOI] [Web of Science]
Roulin A., Brinkhof M. W. G., Bize P., Richner H., Jungi T. W., Bavoux C., Boileau N., Burneleau G., 2003. Which chick is tasty to parasites? The importance of host immunology versus parasite life history. Journal of Animal Ecology 72(1) pp. 75-81. [DOI] [Web of Science]
Roulin A., Ducrest A.L., Balloux F., Dijkstra C., Riols C., 2003. A female melanin ornament signals offspring fluctuating asymmetry in the barn owl. Proceedings of the Royal Society of London B Biological Sciences 270(1511) pp. 167-171. [Document] [DOI] [Web of Science] [Pubmed]
Roulin A., Ducret B., Ravussin P. A., Altwegg R., 2003. Female colour polymorphism covaries with reproductive strategies in the tawny owl Strix aluco. Journal of Avian Biology 34(4) pp. 393-401. [DOI] [Web of Science]
Roulin A., Hager R., 2003. Indiscriminate nursing in communal breeders: a role for genomic imprinting. Ecology Letters 6(3) pp. 165-166. [DOI] [Web of Science]
2002
Mátics R., Hoffmann G., Nagy T., Roulin A., 2002. Random pairing with respect to plumage coloration in Hungarian barn owls. Journal für Ornithologie 143(4) pp. 493-495. [Document] [Web of Science]
Roulin A., 2002. The Sibling Negotiation Hypothesis. pp. 107-127 in Wright J., Leonard M.L. (eds.) The evolution of begging: competition, cooperation and communication. Kluwer Academic Press, Dordrecht. [DOI]
Roulin A., 2002. Tyto alba Barn owl. BWP Update 4(2) pp. 115-138. [Document]
2001
Roulin A., 2001. Food supply differentially affects sibling negotiation and competition in the barn owl (Tyto alba). Behavioral Ecology and Sociobiology 49(6) pp. 514-519. [DOI] [Web of Science]
Roulin A., 2001. On the cost of begging vocalization: implications of vigilance. Behavioral Ecology 12(4) pp. 506-515. [Document] [DOI] [Web of Science]
Roulin A., Riols C., Dijkstra C., Ducrest A. L., 2001. Female plumage spottiness and parasite resistance in the barn owl (Tyto alba). Behavioral Ecology 12(1) pp. 103-110. [Web of Science]
Roulin A., Riols C., Dijkstra C., Ducrest A. L., 2001. Female- and male-specific signals of quality in the barn owl. Journal of Evolutionary Biology 14(2) pp. 255-267. [DOI] [Web of Science]
2000
Roulin A., Jungi T.W., Pfister H., Dijkstra C., 2000. Female barn owls (Tyto alba) advertise good genes. Proceedings of the Royal Society of London B Biological Sciences 267(1446) pp. 937-941. [Document] [DOI] [Web of Science] [Pubmed]
Roulin A., Kölliker M., Richner H., 2000. Barn owl (Tyto alba) siblings vocally negotiate resources. Proceedings of the Royal Society of London B Biological Sciences 267(1442) pp. 459-463. [Document] [DOI] [Web of Science] [Pubmed]
1999
Literak I., Roulin A., Janda K., 1999. Close inbreeding and unusual melanin distribution in barn owls (Tyto alba). Folia Zoologica 48(3) pp. 227-231. [Document] [Web of Science]
Roulin A., Ducrest A. L., Dijkstra C., 1999. Effect of brood size manipulations on parents and offspring in the barn owl Tyto alba. Ardea 87(1) pp. 91-100. [Document] [Web of Science]
Roulin A., Heeb P., 1999. The immunological function of allosuckling. Ecology Letters 2(5) pp. 319-324. [DOI] [Web of Science] [Pubmed]
1998
Roulin A., Richner H., Ducrest A. L., 1998. Genetic, environmental and condition-dependent effects on female and male plumage ornamentation. Evolution 52(5) pp. 1451-1460. [Web of Science]
Phd thesis
Récapet C., 12-2015. Keeping the balance? Management of oxidative stress, body mass and reproduction under energetic constraints by dispersing and philopatric collared flycatchers. 266 p., Université de Lausanne, Faculté de biologie et médecine, Bize P., Doligez B. (dir.). [Document]
ANTONIAZZA S., 12-2014. GENETIC ARCHITECTURE, EVOLUTION AND MAINTENANCE OF A COLOR CLINE AT A CONTINENTAL SCALE. Université de Lausanne, Faculté de biologie et médecine, Goudet J. (dir.). [Document]
Ruppli C.-A., 2013. Sibling rivalry and vocal negotiation in the barn owl Tyto alba. Université de Lausanne, Faculté de biologie et médecine, Roulin, A. (dir.). [Document]
Scriba M. F., 12-2013. Ontogeny of Sleeping in Color - Linking melanism to sleep architecture and rhythmicity variation in wild barn owl nestlings. 243 p., Université de Lausanne, Faculté de biologie et médecine, Roulin A. (dir.).
Emaresi G., 2012. The adaptive function of melanin-based coloration in the tawny owl (Strix aluco) ; the proximate role of the melanocortin system. 193 p., Université de Lausanne, Faculté de biologie et médecine, Roulin, A. (dir.). [Document]
van den Brink V., 06-2012. Personality and melanin-based colouration traits in barn owls, tawny owl and kestrels. 164 p., Université de Lausanne, Faculté de biologie et médecine, Roulin, A. (dir.). [Document]
Piault R., 2008. The adaptative function of melanin-based colour variants. 192 p., Université de Lausanne, Faculté de biologie et médecine, Roulin A. (dir.). [Pubmed]
 
 
 
 
 
 
 
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Office room: 3202
Phone: +41(0)79 686 08 64
Fax: +41(0)21 692 41 65
alexandre.roulin[@]unil.ch

Biophore - CH-1015 Lausanne  - Switzerland  -  Tel. +41 21 692 41 60  -  Fax +41 21 692 41 65
Swiss University