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Using data from (non-feeding) field studies the author shows that chimpanzees live peacefully in non-hierarchical groups on home ranges open to all. This highly and necessarily positive mutual dependence system is characteristic of both undisturbed chimpanzees and humans who live by the 'immediate-return' foraging system.
- Format: Pocket/Paperback
- ISBN: 9780521018265
- Språk: Engelska
- Antal sidor: 312
- Utgivningsdatum: 2005-08-22
- Förlag: Cambridge University Press