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Seasonal mortality patterns non-human primates: Implications for variation selection pressures across environments

  • Jan F. Gogarten
  • , Leone M. Brown
  • , Col A. Chapman
  • , Mara Cords
  • , Diane Doran-Sheehy
  • , Lda M. Fedigan
  • , Frederick E. Gre
  • , Susan Perry
  • , Anne E. Pusey
  • , Elisabeth H.M. Sterck
  • , Serge A. Wich
  • , Patricia C. Wright
  • Stony Brook University
  • McGill University
  • Wildlife Conservation Society
  • Columbia University
  • University of Calgary
  • University of California at Los Angeles
  • Duke University
  • Utrecht University
  • Ethology Research Biomedical Primate Research Center
  • University of Zurich
  • Sumatran Orangutan Conservation Programme (PanEco-YEL)

Research output: Contribution to journalArticlepeer-review

41 Scopus citations

Abstract

Examg seasonal mortality patterns can yield sights to the drivers of mortality and thus potential selection pressures actg on dividuals different environments. We compiled adult and juvenile mortality data from ne wild non-human primate taxa to vestigate the role of seasonality patterns of mortality and address the followg questions: Is mortality highly seasonal across species? Does greater environmental seasonality lead to more seasonal mortality patterns? If mortality is seasonal, is it higher durg wet seasons or durg periods of food scarcity? and Do folivores show less seasonal mortality than frugivores? We found seasonal mortality patterns five of ne taxa, and mortality was more often tied to wet seasons than food-scarce periods, a relationship that may be driven by disease. Controllg for phylogeny, we found a positive relationship between the degree of environmental seasonality and mortality, with folivores exhibitg more seasonal mortality than frugivores. These results suggest that mortality patterns are fluenced both by diet and degree of environmental seasonality. Applied to a wider array of taxa, analyses of seasonal mortality patterns may aid understandg of life-history evolution and selection pressures actg across a broad spectrum of environments and spatial and temporal scales.

Original languageEnglish
Pages (from-to)3252-3266
Number of pages15
JournalEvolution
Volume66
Issue number10
DOIs
StatePublished - Oct 2012

Keywords

  • Climate change
  • Fitness
  • Natural selection
  • Paleontology
  • Phylogenetic comparative analysis
  • Seasonality

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