Chimpanzees’ socially maintained food preferences indicate both conservatism and conformity
Publication/Journal: Animal Behaviour
Keywords: chimpanzee, conformity, conservatism, food preference, pan troglodytes, social dynamics, social learning
2011
Numerical judgments by chimpanzees (Pan troglodytes) in a token economy
Publication/Journal: Journal of Experimental Psychology: Animal Behavior Processes
Keywords: chimpanzees, numerousness judgments, pan troglodytes, quantity comparison, tokens
2011
Can nonhuman primates use tokens to represent and sum quantities?
Publication/Journal: Journal of Comparative Psychology
Keywords: capuchin monkeys, chimpanzee, quantity representation, summation, token
2010
How to spend a token? Trade-offs between food variety and food preference in tufted capuchin monkeys (Cebus apella)
Publication/Journal: Behavioural Processes
Keywords: capuchin monkeys, diversity, omnivorous, preference, selection, variety token, variety-seeking
2010
Relational Matching in Baboons (Papio papio) With Reduced Grouping Requirements
Publication/Journal: Journal of Experimental Psychology: Animal Behavior Processes
Keywords: analogy, language, monkey, perceptual grouping
2010
Do Chimpanzees (Pan troglodytes) Spontaneously Take Turns in a Reciprocal Cooperation Task?
Publication/Journal: Journal of Comparative Psychology
Keywords: chimpanzee (pan troglodytes), punishment, reciprocal altruism, solicitation, turn-taking
2009
Token transfers among great apes (Gorilla gorilla, Pongo pygmaeus, Pan paniscus, and Pan troglodytes): Species differences, gestural requests, and reciprocal exchange
Publication/Journal: Journal of Comparative Psychology
Keywords: bonobos, chimpanzees, gestural requests, gorilla gorilla, gorillas, great apes, orangutans, pan paniscus, pan troglodytes, pongo pygmaeus, primates, reciprocity, token transfers
2009
Domestic dogs (Canis familiaris) use human gestures but not nonhuman tokens to find hidden food
Publication/Journal: Journal of Comparative Psychology
Keywords: domestic dog, gestures, social behavior, token use
2008
Effects of food preferences on token exchange and behavioural responses to inequality in tufted capuchin monkeys, Cebus apella
Publication/Journal: Animal Behaviour
Keywords: cebus apella, exchange behavior, exchange behaviour, food preference, inequality, token exchange, tufted capuchin
2007
Socially learned preferences for differentially rewarded tokens in the brown capuchin monkey (Cebus apella)
Publication/Journal: Journal of Comparative Psychology
Keywords: *choice behavior, animal behavior, animal behaviour, animals, cebus, choice behaviour, female, learning, male, reward, social behavior, social behaviour
2004