TY  - BOOK
AU  - Stacey, Peter B.
AU  - Koenig. Walter D.
ED  - University of Cambridge
TI  - Cooperative breeding in birds: Long-term studies of ecology and behavior 
SN  - 0521372984
AV  - QL698.3 C66
PY  - 1990///
CY  - Cambridge
PB  - Cambridge University Press
KW  - Aves
KW  - Conducta
KW  - Ecología
KW  - Conducta sexual en los animales
ER  -