TY  - BOOK
AU  - 
AU  - 
ED  - 
ED  - 
ED  - National Geographic Book Service.
ED  - 
SN  - 0870444700 (hardcover);0870444719 (deluxe)
SN  - 2
PY  - 1983///.46
CY  - Washington, D.C.
PB  - National Geographic Society
KW  - 
KW  - 2
KW  - 0
KW  - 6
KW  - 20
KW  - Behavior.;Conservation
KW  - Birds;Birds
N1  - Includes index; Bibliography: p. 272; 5
ER  -