TY  - BOOK
AU  - Burkhardt,Dietrich
AU  - Altner,Helmut
AU  - Schleidt,Wolfgang
TI  - Signals in the animal world / 
U1  - 591.59 BUR 
PY  - 1967///
CY  - London : 
PB  - Allen & Unwin, 
KW  - Sense organs
KW  - Animal communication
KW  - Orientation
N1  -  Translation of Signale in der Tierwelt;  Includes bibliographical references (p. 148-150)
ER  -