TY  - BOOK
AU  - Wessels,Norman K.
TI  - Vertebrates adaptation
AV  - QL605.W42 
PY  - 1980///
CY  - San Fransisco
PB  - :W. H. Freeman and Company
KW  - Vetebrates
KW  -  Addresses, Essays, Lectures
KW  - Essays, Lectures
N1  - Includes bibliographies

ER  -