Fitzgerald, John D. <br/><br/>
Animals at work 

 - 1st ed. 
 - London  Pye Andersen Ltd.  1994 
 - 32  ill. (some colourful.)  19 cm. 
 - Understanding science  bk. 3 .
<br/><br/> Includes facts, photos, and short descriptions of how animals assist humans in various jobs and environments. 
<br/><br/> This informative book explores the many roles that animals play in the world of work—from guide dogs and police horses to elephants used in construction and oxen used in farming. Illustrated with engaging photographs, the book provides insight into animal intelligence and human-animal collaboration. 
<br/><br/> Ages 8–12.  Middle primary / early readers 
<br/><br/><label>ISBN: </label>0-435-00842-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Working animals -Animal behaviour-Human-animal relationships-Animals—Employment
<br/><br/><label>Dewey Class. No.: </label>591  / 38100000