TY  - BOOK
AU  - Kevles,Bettyann
TI  - Females of the species: sex and survival in the animal kingdom 
SN  - 0674298659 :
U1  - 591.56 
PY  - 1986///
CY  - Cambridge, Mass.
PB  - Harvard University Press
KW  - Females
KW  - Sexual behavior in animals
KW  - Reproduction
N1  - Includes bibliographical references and index
ER  -