TY  - BOOK
AU  - Sales,Gillian
AU  - Pye,David
TI  - Ultrasonic communication by animals
SN  - 041211920X
PY  - 1974///
CY  - London
PB  - Chapman & Hall
KW  - Animal communication
KW  - Animal sounds
KW  - Ultrasonics in biology
N1  - Bibliography: p. 235-269
ER  -