TY - BOOK AU - Wessells,Norman K. TI - Vertebrate adaptations: readings from Scientific American AV - QL605 .W42 1969 U1 - 596/.05 PY - 1969///] CY - San Francisco PB - W. H. Freeman KW - Vertebrates KW - Addresses, essays, lectures KW - Local KW - Adaptation Biology N1 - Edition for 1974 published under title: Vertebrate structures and functions; Bibliography: p. [347]-357 ER -