Ethology the biology of behavior /
Eibl-Eibesfeldt, Irenäus.
Klinghammer, Erich.
New York London Holt, Rinehart and Winston
1970
Originally published as 'Ethologie, die Biologie des Verhaltens'. Frankfurt-am-Main: Akademische Verlagsgesellschaft Athenaion, 1966
bibl p465-517
Animal behavior.