Immigration costs for female chimpanzees and male protection as an immigrant counterstrategy to intrasexual aggression

Animal Behaviour - Tập 76 - Trang 1497-1509 - 2008
Sonya M. Kahlenberg1, Melissa Emery Thompson1,2,3, Martin N. Muller2,3, Richard W. Wrangham1
1Department of Anthropology, Harvard University, U.S.A.
2Department of Anthropology, Boston University, U.S.A.
3Department of Anthropology, University of New Mexico, U.S.A.