Chimpanzees' (Pan troglodytes) strategic helping in a collaborative task - Melis, Alicia P.; Tomasello, Michael (Biology letters (2005), 2013)
Keywords: Animal Behaviour; Animals; Chimpanzees; Cognition; Collaboration; Cooperative Behavior; Female; Helping; Helping Behavior; Linear Models; Male; Motivation; Pan troglodytes - psychology; Species Specificity; Task Performance and Analysis; Tool Use Behavior