TY  - BOOK
AU  - Pryop, Karen.
AU  - Norris, Kenneth S.
TI  - Dolphin societies: discoveries and puzzles 
SN  - 0520067177
PY  - 1991///
CY  - Berkeley
PB  - University of California Press
KW  - Dolphins
KW  - Behavior
KW  - Social behavior in animals
ER  -