Wessells, Norman K. <br/><br/>
Vertebrate adaptations / 
readings from Scientific American, with introductions by Norman K. Wessells 
 - San Francisco:  W.H. Freeman and Company,  1968. 
 - 368 p. :  ill. ; maps (both part col.) ;  29 cm. 
<br/><br/>Bibliography: p. 347-357. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adaptation (Biology)<br/>Vertebrates