TY  - BOOK
AU  - Tinbergen,Niko
TI  - Social behaviour in animals, with special reference to vertebrates
SN  - 0412369206
AV  - QL775 .T5 1990
U1  - 591.5/1 20
PY  - 1990///
CY  - London, New York
PB  - Chapman and Hall
KW  - Social behavior in animals
KW  - Vertebrates
KW  - Behavior
N1  - Includes bibliographical references (p. 140-145)
ER  -