00679cam a2200229 a 4500 2324329 BD-DhUL 20161211155333.0 850527s1953 enka b 001 0 eng d 2324329 NWU eng NWU BD-DhUL 591.5 TIS Tinbergen, Niko, 1907- Social behaviour in animals : with special reference to vertebrates / N. Tinbergen. London : Methuen, 1953. xi, 150 p. : ill. ; 20 cm. Includes index. Bibliography: p. 140-145. Social behavior in animals. Vertebrates Behavior. ddc BK 133877 133877 0 0 ddc 0 591_500000000000000_TIS 0 NFIC 251618 DUL DUL GEN 2016-12-11 Purchased 591.5 TIS A5132 2016-12-11 2016-12-11 BK 0 0 ddc 0 591_500000000000000_TIS 0 NFIC 371455 DUSL DUSL GEN 2018-10-28 Purchased 591.5 TIS A23217 2018-10-28 2 2018-10-28 BK