TY  - BOOK
AU  - Tinbergen,Niko
TI  - Curious naturalists
U1  - 591.51 
PY  - 1969///
CY  - New York
PB  - American Museum of Natural History, Natural History Library, Anchor Books, Doubleday & Co., Inc.
KW  - Birds
KW  - Behavior
KW  - Insects
ER  -