TY  - BOOK
AU  - Pearse, A.S. .
TI  - Animal Ecology
U1  - 591.5 
PY  - 1939///
CY  - New York
PB  - McGraw - Hill book company, Inc
KW  - Zoology-Ecology
KW  - Animal ecology
KW  - Ecology
KW  - PG-Zoology
N1  - Bib, Index
ER  -