Contingent cooperation between wild female baboons

Kinship and social bonds in female chimpanzees (Pan troglodytes)

(2009) Kevin Langergraber et al.   AMERICAN JOURNAL OF PRIMATOLOGY

Male chimpanzees form enduring and equitable social bonds

(2009) John C. Mitani   ANIMAL BEHAVIOUR

Chimpanzees (Pan troglodytes) do not develop contingent reciprocity in an experimental task

(2009) Sarah Frances Brosnan et al.   ANIMAL COGNITION

Cooperation between non-kin in animal societies

(2009) Tim Clutton-Brock   NATURE

Supply and demand determine the market value of food providers in wild vervet monkeys

(2009) C. Fruteau et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

The benefits of social capital: close social bonds among female baboons enhance offspring survival

(2009) J. B. Silk et al.   PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES

Grooming, rank, and agonistic support in tufted capuchin monkeys

(2008) Gabriele Schino et al.   AMERICAN JOURNAL OF PRIMATOLOGY

Do chimpanzees reciprocate received favours?

(2008) Alicia P. Melis et al.   ANIMAL BEHAVIOUR

The deterrent effect of bird song in territory defense

(2008) Selvino R. de Kort et al.   BEHAVIORAL ECOLOGY

Long-term reciprocation of grooming in wild West African chimpanzees

(2008) C. M Gomes et al.   PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES