The animal world  

 - Chicago:  World Book Inc,  1997. 
 - 160p.;  ill.,  cm 
 - The world book encyclopedia of science   6 .
<br/><br/> Includes index  
<br/><br/><label>ISBN: </label>0716633949 
<br/><br/><label>Dewey Class. No.: </label>500.