Authors:
Veenema, HC
van Hooff, JARAM
Gispen, WH
Spruijt, BM
Citation: Hc. Veenema et al., Increased rigidity with age in social behavior of Java-monkeys (Macaca fascicularis), NEUROBIOL A, 22(2), 2001, pp. 273-281
Citation: H. Takeshita et Jaram. Van Hooff, Tool use by chimpanzees (Pan troglodytes) of the Arnhem Zoo community, PRIMATE ORIGINS OF HUMAN COGNITION AND BEHAVIOR, 2001, pp. 519-536
Citation: Ph. Zimmerman et al., Thwarting of behaviour in different contexts and the gakel-call in the laying hen, APPL ANIM B, 69(4), 2000, pp. 255-264
Citation: Ph. Zimmerman et al., The vocal expression of feeding motivation and frustration in the domesticlaying hen, Gallus gallus domesticus, APPL ANIM B, 69(4), 2000, pp. 265-273
Authors:
Steenbeek, R
Piek, RC
van Buul, M
van Hooff, JARAM
Citation: R. Steenbeek et al., Vigilance in wild Thomas's langurs (Presbytis thomasi): the importance of infanticide risk, BEHAV ECO S, 45(2), 1999, pp. 137-150