Browsing Research Articles (Mammal Research Institute) by Subject "Natural selection"

Browsing Research Articles (Mammal Research Institute) by Subject "Natural selection"

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  • Prey differences drive local genetic adaptation in Antarctic fur seals 
    Cleary, Alison C.; Bester, Marthan Nieuwoudt; Forcada, Jaume; Goebel, Michael; Goldsworthy, Simon D.; Guinet, Christopher; Hoffman, Joseph I.; Kovacs, Kit M.; Lydersen, Christian; Lowther, Andrew D. (Inter Research, 2019-10)
    Antarctic fur seal Arctocephalus gazella colonies are found on sub-Antarctic islands around the continent. These islands experience a range of conditions in terms of physical and biological habitat, creating a natural ...
  • A Trivers-Willard effect in contemporary humans : male-biased sex ratios among billionaires 
    Cameron, Elissa Z.; Dalerum, Fredrik (Public Library of Science, 2009-01)
    BACKGROUND: Natural selection should favour the ability of mothers to adjust the sex ratio of offspring in relation to the offspring’s potential reproductive success. In polygynous species, mothers in good condition would ...