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Marco Festa-Bianchet

Directeur de département, Faculté des sciences



Sujet de recherche


Disciplines de recherche

Biology and Related Sciences


conservation, Ecology, evolution, population dynamics, reproductive strategy, reproductive success, social behavior, wildlife management

Intérêts de recherche

My long-term research program aims at understanding the factors causing individual differences in reproductive success and thereby driving population dynamics of large mammals.

Langues parlées et écrites

Anglais, Français, Italien, Espagnol (castillan)


(1990). (Post-doctorate, Postdoctorate). University of Cambridge.

(1987). (Doctorate, Doctorate). The University of Calgary.

(1982). (Master's Thesis, Master - Masters). University of Alberta.

(1981). (Bachelor's, Bachelor). University of Alberta.


Articles de revue

  • Hamel S, Festa-Bianchet M, Côté SD. (2015). Offspring sex in mountain goats varies with adult sex ratio but only for mothers in good condition. Behavioral Ecology and Sociobiology (Accepted).
  • Mills JA, Teplitsky C, Festa-Bianchet et al. (2015). Archiving primary data: solutions for long-term studies. Trends in Ecology and Evolution 30 581-589. (Published).
  • Vander Wal E*, Gagné-Delorme A*, Festa-Bianchet M., Pelletier F. (2015). Dyadic associations and individual sociality inbighorn ewes. Behavioral Ecology (In Press).
  • Festa-Bianchet M, Schindler S, Pelletier F. (2015). Record books do not capture population trends introphy size. Wildlife Society Bulletin (In Press).
  • Douhard M*, Festa-Bianchet M, Pelletier F, Gaillard JC, Bonenfant C. (2015). Changes in horn size of Stone’s sheep over four decades correlate with trophy hunting pressure. Ecological Applications (In Press).
  • King WJ, Garant D, Festa-Bianchet M. (2015). Mother-offspring distances reflect sexdifferences in fine-scale genetic structure of eastern grey kangaroos. Ecology and Evolution 5 2089-2093. (Published).
  • Rioux-Paquette E*, Garant D, Martin AM*, Coulson GC, Festa-Bianchet M. (2015). Paternity in eastern greykangaroos: moderate skewdespite strong sexual dimorphism. Behavioral Ecology 26 1147-1155. (Published).
  • Gélin U*, Wilson ME*, Coulson GC, Festa-Bianchet M. (2015). Experimentalmanipulation of female reproduction demonstrates its fitness costs in kangaroos. Journal of Animal Ecology 84 239-248. (Published).
  • Vander Wal* E, Festa-Bianchet M, Réale D, Coltman D, Pelletier F. (2015). Sex-based differences in the adaptive value of social behavior contrasted against morphology and environment. Ecology 96 631-641. (Published).
  • Le Gall-Payne C*, Coulson GC, Festa-Bianchet M. (2015). Supersizeme: heavy eastern grey kangaroo mothers have more sons. Behavioral Ecology and Sociobiology 69 795-804. (Published).
  • Martin AM*, Festa-Bianchet M, Coltman D, Pelletier F. (2015). Comparing measures of mating inequality andopportunity for selection with sexual selection on a quantitative character forbighorn sheep. Journal of Evolutionary Biology 28 223-230. (Published).
  • King WJ, Forsyth DM, Coulson GC, Festa-Bianchet M. (2015). Adoption in eastern grey kangaroos: a consequenceof misdirected care?. PLOSOne 10 e0125182. (In Press).
  • Rughetti M*, Dematteis A, Meneguz PG, Festa-Bianchet M. (2015). Age-specific reproductive success and cost in femaleAlpine ibex. Oecologia 178 197-205. (Published).
  • Martin AM*, Festa-Bianchet M, Coltman D, Pelletier F. (2014). Sexually antagonistic association between paternalphenotype and offspring viability reinforces total selection on a sexuallyseleted trait. Biology Letters 10 20140043. (Published).
  • Pelletier F, Festa-Bianchet M, Jorgenson JT, Feder C, Hubbs A. (2014). Can phenotypic rescue from harvest refuges bufferwild sheep from selective hunting?. Ecology and Evolution 4 3375-3382. (Published).
  • Vignault-Rasiulis* A, Festa-Bianchet M, Couturier S, Côté S. (2014). The effect of radio-collar weight on survival of migratory caribou. Journal of Wildlife Management 78 953-956. (Published).
  • Vander Wal E*, Garant D, Calmé S, Chapman CA, Festa-Bianchet M, Millien V, Rioux-Paquette S, Pelletier F. (2014). Applying evolutionary concepts to wildlifedisease ecology and management. Evolutionary Applications 7 856-868. (Published).
  • Rughetti M*, Festa-Bianchet M. (2014). Effects of selective harvest of nonlactating femaleson chamois population dynamics. Journal of Applied Ecology 51 1075-1084. (Published).
  • Miller J, Malenfant R, Davis C, Poissant J, Hogg J, Festa-Bianchet M, Coltman D. (2014). Estimating genome-wide heterozygosity: effects of demographic history and marker type. Heredity 112 240-247. (Published).
  • Festa-Bianchet M, Pelletier F, Jorgenson J, Feder C, Hubbs A. (2014). Decrease in horn size and increase in age of trophy sheep in Alberta over 37 years. Journal of Wildlife Management 78 133-141. (Published).
  • Marcil-Ferland* D, Festa-Bianchet M, Martin* A, Pelletier F. (2013). Despite catch-up in mass, prolonged growth has detrimental fitness consequences in a long-lived vertebrate. American Naturalist 182 775-785. (Published).
  • Engen, S, Sæther B, Armitage K, Blumstein D, Clutton-Brock T, Dobson F, Festa-Bianchet M, Oli M, Ozgul A. (2013). Estimating the effect of temporally autocorrelated environments on the demography of density-independent age-structured populations. Methods in Ecology and Evolution 4 573-584. (Published).
  • Sæther B, Coulson T, Grøtan V, Engen S, Altwegg R, Festa-Bianchet M et al. (2013). How life history influences population dynamics in fluctuating environments. American Naturalist 182 743-759. (Published).
  • Martin A*, Presseault-Gauvin H, Festa-Bianchet M and Pelletier F. (2013). Male mating competitiveness and age-dependent relationship between testosterone and social rank in bighorn sheep. Behavioral Ecology and Sociobiology 67 919-928. (Published).
  • Vander Wal E*, Garant D, Festa-Bianchet M and Pelletier F. (2013). Evolutionary rescue in vertebrate conservation: evidence, applications, and uncertainty. Philosophical Transactions of the Royal Society B 368 20120090. (Published).
  • Gélin* U, Wilson M, Coulson G, Festa-Bianchet M. (2013). Offspring sex, current and previous reproduction affect feeding behaviour in wild eastern grey kangaroos. Animal Behaviour 86 885-891. (Published).
  • Festa-Bianchet M. (2013). Human-induced reversal of fortunes for migratory ungulates?. Ecology 94 1243-1244. (Published).
  • Pachkowsky* M, Côté S, Festa-Bianchet M. (2013). Spring-loaded reproduction: effects of body condition and population size on fertility in migratory caribou (Rangifer tarandus). Canadian Journal of Zoology 91 473-479. (Published).
  • Poissant J*, Réale D, Martin J*, Festa-Bianchet M and Coltman D. (2013). A quantitative trait locus analysis of personality in wild bighorn sheep. Ecology and Evolution 3 474-481. (Published).
  • Zachos F, Clutton-Brock T,Festa-Bianchet M, Lovari S, Macdonald D, Schaller G. (2013). Taxonomy: species splitting puts conservation at risk. Nature 494 35. (Published).
  • Zedrosser A, Pelletier F, Bischof R, Festa-Bianchet M and Swenson J. (2013). Determinants of lifetime reproduction in female brown bears: early body mass, longevity, and hunting regulations. Ecology 94 231-240. (Published).
  • Martin J*, Festa-Bianchet M, Côté S and Blumstein D. (2013). Detecting individual differences in hind foot length of wild mammals. Canadian Journal of Zoology 91 118-123. (Published).
  • Zachos F, Apollonio M, Bartman E, Festa-Bianchet, Göhlich U et al. (2013). Species inflation and taxonomic artefacts – a critical comment on recent trends in mammalian classification. Mammalian Biology 78 1-6. (Published).
  • Rughetti, M*, Festa-Bianchet M. (2012). Effects of spring-summer temperatures on body mass of chamois. Journal of Mammalogy 93 1301-1307. (Published).
  • Gonzalez O*, Zedrosser A, Pelletier F, Swenson J and Festa-Bianchet M. (2012). Litter reductions reveal a trade-off between offspring size and number in brown bears. Behavioral Ecology and Sociobiology 66 1025-1032. (Published).
  • Festa-Bianchet M. (2012). The cost of trying: weak interspecific correlations among life-history components in male ungulates. Canadian Journal of Zoology 90 1072-1085. (Published).
  • Martin, J*, Festa-Bianchet M. (2012). Determinants and consequences of age of primiparity in bighorn sheep, Ovis canadensis. Oikos 121 752-760. (Published).
  • Pelletier, F, Festa-Bianchet M and Jorgenson J. (2012). Data from selective harvests underestimate temporal trends in quantitative traits. Biology Letters 8 878-881. (Published).
  • Barrette M*, Monfort S, Festa-Bianchet M, Clutton-Brock T and Russell A. (2012). Reproductive rate, not dominance status, affects fecal glucocorticoid levels in breeding female meerkats. Hormones and Behaviour 61 463-471. (Published).
  • Taillon J*, Brodeur V, Festa-Bianchet M and Côté S. (2012). Is mother condition related to offspring condition in migratory caribou at calving and weaning?. Canadian Journal of Zoology 90 393-402. (Published).
  • Taillon J*, Festa-Bianchet M and Côté S. (2012). Shifting targets in the tundra: protection of migratory caribou calving grounds must account for spatial changes over time. Biological Conservation 147 163-173. (Published).
  • Nussey D, Coulson T, Delorme D, Clutton-Brock T, Pemberton J, Festa-Bianchet M, Gaillard J. (2011). Patterns of body mass senescence and selective disappearance differ across three species of free-living ungulates. Ecology 92 1936-1947. (Published).
  • Ortego J*, Yannic G*, Shafer A*, Mainguy J*, Festa-Bianchet M, Coltman D, Côté S. (2011). Temporal dynamics of genetic variability in a mountain goat (Oreamnos americanus) population. Molecular Ecology 20 1601-1611. (Published).
  • Hamel S, Côté S and Festa-Bianchet M. (2011). Trade-off between offspring mass and subsequent reproduction in a highly iteroparous mammal. Oikos 120 690-695. (Published).
  • Martin J*, Festa-Bianchet M. (2011). Age-independent and age-dependent decreases in reproduction of females. Ecology Letters 14 576-581. (Published).
  • Festa-Bianchet M, Ray J, Boutin Côté S, Gunn A. (2011). Conservation of caribou in Canada: an uncertain future. Canadian Journal of Zoology 89 419-434. (Published).
  • Martin J*, Festa-Bianchet M. (2011). Sex ratio bias and reproductive strategies: what sex to produce when?. Ecology 92 441-449. (Published).
  • Rughetti M*, Toïgo C, von Hardenberg A, Rocchia E, Festa-Bianchet M. (2011). Effects of an exceptionally snowy winter on chamois survival. Acta Theriologica 56 329-333. (Published).
  • Rughetti M*, Festa-Bianchet M. (2011). Effects of early horn growth on reproduction and hunting mortality in female chamois. Journal of Animal Ecology 80 438-447. (Published).
  • Corti P*, Shafer A*, Coltman D, Festa-Bianchet M. (2011). Past bottlenecks and current population fragmentation of endangered huemul deer (Hippocamelus bisulcus): implications for preservation of genetic diversity. Conservation Genetics 12 119-128. (Published).
  • Bourbeau-Lemieux A*, Festa-Bianchet M, Gaillard J, Pelletier F. (2011). Predator-induced Allee effects in a wild ungulate. Ecology Letters 14 358-363. (Published).
  • Taillon J*, Brodeur V, Festa-Bianchet M, Côté S. (2011). Variation in body condition of migratory caribou at calving and weaning – which measures should we use?. Ecoscience 18 295-303. (Published).
  • King W, Wilson M, Allen T, Festa-Bianchet M, Coulson G. (2011). A capture technique for free-ranging eastern grey kangaroos (Macropus giganteus) habituated to humans. Australian Mammalogy 33 47-51. (Published).
  • Hengeveld P*, Festa-Bianchet M. (2011). Harvest regulations and artificial selection on horn size in male bighorn sheep. Journal of Wildlife Management 75 189-197. (Published).
  • Pérez J, Serrano E, Candela M, Leon-Vizcaino L, Barbera G, de Simon M, Fandos P, Granados J, Soriguer R, Festa-Bianchet M. (2011). Reduced horn size in two wild trophy-hunted species of Caprinae. Wildlife Biology 17 102-112. (Published).
  • Rughetti M*, Festa-Bianchet M. (2011). Seasonal changes in sexual dimorphism in northern chamois (Rupicapra rupicapra). Journal of Zoology 284 257-264. (Published).
  • Rioux-Paquette E*, Festa-Bianchet M, Coltman D. (2011). Sex-differential effects of inbreeding on overwinter survival, birth date and mass of bighorn lambs. Journal of Evolutionary Biology 24 121-131. (Published).
  • Hamel S, Côté S, Festa-Bianchet M. (2010). Maternal characteristics and environment affect the costs of reproduction in female mountain goat. Ecology 91 2034-2043. (Published).
  • Bergeron P*, Grignolio S, Apollonio M, Shipley W, Festa-Bianchet M. (2010). Secondary sexual characters signal fighting ability and determine social rank in Alpine ibex (Capra ibex). Behavioral Ecology and Sociobiology 64 1299-1307. (Published).
  • Rughetti M*, Festa-Bianchet M. (2010). Compensatory growth limits opportunities for artificial selection in Alpine chamois. Journal of Wildlife Management 74 1024-1029. (Published).
  • Corti P*, Wittmer H, Festa-Bianchet M. (2010). Dynamics of a small population of endangered huemul deer (Hippocamelus bisulcus) in Chilean Patagonia. Journal of Mammalogy 91 690-697. (Published).
  • Rioux-Paquette E*, Festa-Bianchet M, Coltman D. (2010). No inbreeding avoidance in an isolated population of bighorn sheep. Animal Behaviour 80 865-871. (Published).
  • Martin J*, Festa-Bianchet M. (2010). Bighorn ewes transfer the costs of reproduction to their lambs. American Naturalist 176 414-423. (Published).


  • Marco Festa-Bianchet and Steeve Côté. (2008). Mountain goats: ecology, behavior and conservation of an alpine ungulate. Washington: Island Press. (Published).

Chapitres de livre

  • Festa-Bianchet, M. (2014). Natural survival of males in mountain ungulates. Caprinae Atlas of the World (1, 1, 5-11). (Published).
  • M. Festa-Bianchet. (2013). Why evolutionary biology is important for conservation: towards evolutionarily sustainable harvest management. Ignoring nature no more: the case for compassionate conservation (125-136). University of Chicago Press. (Published).


  • Festa-Bianchet, M. (2010). Status of the grizzly bear (Ursus arctos) in Alberta: update 2010. 57 p.

Articles de conférence

  • Festa-Bianchet M, Coltman D, J. Hogg J, Jorgenson J. (2008). Age-related horn growth, mating tactics and vulnerability to harvest: why horn curl limits may select for small horns in bighorn sheep. Proceedings of the Northern Wild Sheep and Goat Council, 15, 42-49. (Published).
  • Festa-Bianchet M, Jorgenson J, Coltman D, Hogg J. (2008). Feared negative effects of publishing data: a rejoinder to Heimer et al. Proceedings of the Northern Wild Sheep and Goat Council, 15, 213-219. (Published).

Autres contributions

Cours enseignés

  • Analyse des données écologiques. ECL727.
  • Conservation et gestion des ressources. ECL606.
  • Écologie générale. ECL110.


  • (2015). Adaptive (or not) sex ratio manipulation in mammals. Australian Society of Mammalogists. Hobart
  • (2015). How differences in age distribution, inbreeding and the occurrence of specialist predators affect the dynamics of small population of ungulates. Canadian Society for Ecology and Evolution. Saskatoonj
  • (2015). Reproductive success and fitness costs in kangaroos. Invited Seminar, University of Albeeta. Edmonton
  • (2015). Reproductive success and fitness costs in kangaroos. Invited seminar, Duke University. Raleigh
  • (2014). Big kangaroo mothers have more son. Genomes to Biomes. Montréal
  • (2013). Bighorn rams in Alberta are getting smaller, possibly because selective hunting selects. Canadian Society of Ecology and Evolution. Kelowna
  • (2012). Caribou conservation in a global context. 14th North American caribou workshop. Fort St-John
  • (2012). Natural and artificial selection on life histories of large herbivores. Seminar, Simon Fraser University. Burnaby
  • (2012). Weak correlations among life-history components in male ungulates. Canadian Society of Ecology and Evolution. Ottawa
  • (2012). Age-specific survival of ungulates. Northern Wild Sheep and Goat Symposium. Kamloops
  • (2011). Selective effects of trophy hunting. IUCN workshop on trophy hunting in China. Cambridge
  • (2011). Natural and artificial selection in wild ungulates. Seminar, Deakin University. Melbourne
  • (2010). Natural and artificial selection on life histories of large herbivores. Seminar, University of Melbourne. Melbourne
  • (2010). Senescence in bighorn ewes varies with longevity, reduces reproductive effort and affects lamb sex ratio. International Society for Behavioral Ecology. Perth
  • (2010). Natural and unnatural selection on reproductive strategies of large mammals. Seminar, University of Queensland. Brisbane
  • (2010). Direct and indirect effects of cougar predation lead to strong Allee Effects in bighorn sheep. Australian Mammal Society. Canberra
  • (2010). Age-specific survival in caribou and other ungulates. Workshop on caribou and Aboriginal Traditional Knowledge. Montréal