A study of sharing and reciprocity in grey parrots (Psittacus erithacus)

Ravens (Corvus corax) are indifferent to the gains of conspecific recipients or human partners in experimental tasks

(2012) Felice Di Lascio et al.   ANIMAL COGNITION

Recipients Affect Prosocial and Altruistic Choices in Jackdaws, Corvus monedula

(2012) Christine Schwab et al.   PLoS One

Chimpanzees, Pan troglodytes , prefer individual over collaborative strategies towards goals

(2011) Anke F. Bullinger et al.   ANIMAL BEHAVIOUR

Cooperative problem solving in African grey parrots (Psittacus erithacus)

(2011) F. Péron et al.   ANIMAL COGNITION

Do African grey parrots (Psittacus erithacus) know what a human experimenter does and does not see?

(2011) F. Péron et al.   BEHAVIOURAL PROCESSES

Ravens Reconcile after Aggressive Conflicts with Valuable Partners

(2011) Orlaith N. Fraser et al.   PLoS One

Benefiting friends or dominants: prosocial choices mainly depend on rank position in long-tailed macaques (Macaca fascicularis)

(2011) Jorg J. M. Massen et al.   PRIMATES

Spontaneous prosocial choice by chimpanzees

(2011) V. Horner et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Do asymmetries destabilize the Prisoner’s Dilemma and make reciprocal altruism unlikely?

(2010) Marian Stamp Dawkins   ANIMAL BEHAVIOUR

The quality of social relationships in ravens

(2010) Orlaith N. Fraser et al.   ANIMAL BEHAVIOUR

Chimpanzee helping in collaborative and noncollaborative contexts

(2010) Julia R. Greenberg et al.   ANIMAL BEHAVIOUR

Monkeys fail to reciprocate in an exchange task

(2010) Marie Pelé et al.   ANIMAL COGNITION

Donor payoffs and other-regarding preferences in cotton-top tamarins (Saguinus oedipus)

(2010) Jeffrey R. Stevens   ANIMAL COGNITION

Preparing for battle? Potential intergroup conflict promotes current intragroup affiliation

(2010) A. N. Radford   Biology Letters

Vocal learning in Grey parrots: A brief review of perception, production, and cross-species comparisons

(2010) Irene M. Pepperberg   BRAIN AND LANGUAGE

Generous Leaders and Selfish Underdogs: Pro-Sociality in Despotic Macaques

(2010) Jorg J. M. Massen et al.   PLoS One

Do Ravens Show Consolation? Responses to Distressed Others

(2010) Orlaith N. Fraser et al.   PLoS One

Prosocial behaviour emerges independent of reciprocity in cottontop tamarins

(2010) K. A. Cronin et al.   PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES

Chimpanzees help conspecifics obtain food and non-food items

(2010) A. P. Melis et al.   PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES

Conditional Cooperation and Costly Monitoring Explain Success in Forest Commons Management

(2010) D. Rustagi et al.   SCIENCE

Capuchin monkeys (Cebus apella) are sensitive to others’ reward: an experimental analysis of food-choice for conspecifics

(2009) Ayaka Takimoto et al.   ANIMAL COGNITION

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

(2009) Sarah Frances Brosnan et al.   ANIMAL COGNITION

Calculated reciprocity after all: computation behind token transfers in orang-utans

(2009) V Dufour et al.   Biology Letters

Chimpanzees coordinate in a negotiation game

(2009) Alicia P. Melis et al.   EVOLUTION AND HUMAN BEHAVIOR

Token transfers among great apes (Gorilla gorilla, Pongo pygmaeus, Pan paniscus, and Pan troglodytes): Species differences, gestural requests, and reciprocal exchange.

(2009) Marie Pelé et al.   JOURNAL OF COMPARATIVE PSYCHOLOGY

Trading behavior between conspecifics in chimpanzees, Pan troglodytes.

(2009) Sarah F. Brosnan et al.   JOURNAL OF COMPARATIVE PSYCHOLOGY

Do chimpanzees (Pan troglodytes) spontaneously take turns in a reciprocal cooperation task?

(2009) Shinya Yamamoto et al.   JOURNAL OF COMPARATIVE PSYCHOLOGY

Cooperatively breeding cottontop tamarins (Saguinus oedipus) do not donate rewards to their long-term mates.

(2009) Katherine A. Cronin et al.   JOURNAL OF COMPARATIVE PSYCHOLOGY

Chimpanzees Help Each Other upon Request

(2009) Shinya Yamamoto et al.   PLoS One

Culture rather than genes provides greater scope for the evolution of large-scale human prosociality

(2009) A. V. Bell et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Distinct patterns of food offering and co-feeding in rooks

(2008) Christelle Scheid et al.   ANIMAL BEHAVIOUR

Do chimpanzees reciprocate received favours?

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

Chimpanzees do not take advantage of very low cost opportunities to deliver food to unrelated group members

(2008) Jennifer Vonk et al.   ANIMAL BEHAVIOUR

Use of experimenter-given cues by African gray parrots (Psittacus erithacus)

(2008) Nicolas Giret et al.   ANIMAL COGNITION

Capuchin monkeys are sensitive to others' welfare

(2008) Venkat R. Lakshminarayanan et al.   CURRENT BIOLOGY

Giving is self-rewarding for monkeys

(2008) F. B. M. de Waal et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Cooperative problem solving in rooks (Corvus frugilegus)

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

The effects of unequal reward distributions on cooperative problem solving by cottontop tamarins, Saguinus oedipus

(2007) Katherine A. Cronin et al.   ANIMAL BEHAVIOUR