TY  - GEN
AU  - Ed. Sommer, Volker
AU  - Vasey, Paul L.
TI  - Homosexual behaviour in animals
SN  - 9780521864466
U1  - 591.562 SOM 
PY  - 2006///
CY  - UK
PB  - Cambridge University Press
KW  - Non-primates
KW  - Primates
KW  - Evolution of homosexual behaviour in animals
N1  - Includes index
ER  -