Orangutans (Pongo spp.) do not spontaneously share benefits with familiar conspecifics in a choice paradigm

Does Sympathy Motivate Prosocial Behaviour in Great Apes?

(2014) Katja Liebal et al.   PLoS One

Task Design Influences Prosociality in Captive Chimpanzees (Pan troglodytes)

(2014) Bailey R. House et al.   PLoS One

Lack of prosociality in great apes, capuchin monkeys and spider monkeys: convergent evidence from two different food distribution tasks

(2014) F. Amici et al.   PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES

The evolutionary origin of human hyper-cooperation

(2014) J. M. Burkart et al.   Nature Communications

Capuchins’ (Cebus apella) sensitivity to others’ goal-directed actions in a helping context

(2013) Lindsey A. Drayton et al.   ANIMAL COGNITION

Monkeys benefit from reciprocity without the cognitive burden

(2012) M. Suchak et al.   PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA

Capuchin monkeys are not prosocial in an instrumental helping task

(2011) A. E. Skerry et al.   ANIMAL COGNITION

I acknowledge your help: capuchin monkeys’ sensitivity to others’ labor

(2011) Ayaka Takimoto et al.   ANIMAL COGNITION

Spontaneous prosocial choice by chimpanzees

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

Nonaggressive interventions by third parties in conflicts among captive Bornean orangutans (Pongo pygmaeus)

(2010) Tomoyuki Tajima et al.   PRIMATES

Chimpanzees help conspecifics obtain food and non-food items

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

Selfish strategies develop in social problem situations in chimpanzee (Pan troglodytes) mother–infant pairs

(2009) Shinya Yamamoto et al.   ANIMAL COGNITION

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

(2009) Ayaka Takimoto et al.   ANIMAL COGNITION

Intersexual food transfer among orangutans: do females test males for coercive tendency?

(2009) Maria A. van Noordwijk et al.   BEHAVIORAL ECOLOGY AND SOCIOBIOLOGY

Chimpanzees Help Each Other upon Request

(2009) Shinya Yamamoto et al.   PLoS One

Begging for information: mother–offspring food sharing among wild Bornean orangutans

(2008) Adrian V. Jaeggi et al.   AMERICAN JOURNAL OF PRIMATOLOGY

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

(2008) Jennifer Vonk et al.   ANIMAL BEHAVIOUR

Helping behaviour and regard for others in capuchin monkeys (Cebus apella)

(2008) J. L. Barnes et al.   Biology Letters

Capuchin monkeys are sensitive to others' welfare

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

Rapid facial mimicry in orangutan play

(2007) M. Davila Ross et al.   Biology Letters