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Fertility as a constraint on group size in African great apes

Abstract:

Gorillas and chimpanzees live in social groups of very different size and structure. Here I test the hypothesis that this difference might reflect the way fertility maps onto group demography as it does in other Catarrhines. For both genera, birth rates and the number of surviving offspring per female are quadratic (or ∩-shaped) functions of the number of adult females in the group, and this is independent of environmental effects. The rate at which fertility declines ultimately imposes a con...

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Publication status:
Published
Peer review status:
Peer reviewed

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Publisher copy:
10.1093/biolinnean/blz172

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Institution:
University of Oxford
Division:
MSD
Department:
Experimental Psychology
Role:
Author
Publisher:
Oxford University Press Publisher's website
Journal:
Biological Journal of the Linnean Society Journal website
Volume:
129
Issue:
1
Pages:
1–13
Publication date:
2019-11-21
Acceptance date:
2019-10-16
DOI:
EISSN:
1095-8312
ISSN:
0024-4066
Source identifiers:
1063412
Language:
English
Keywords:
Pubs id:
pubs:1063412
UUID:
uuid:36f63645-c7a3-4b9c-9e8e-260dcf4d957d
Local pid:
pubs:1063412
Deposit date:
2019-10-17

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