Midthun, Joseph <br/><br/>
Traits and heredity / 
Joseph Midthun. 
 - Chicago, Ill. :  World Book, a Scott Fetzer Company,   2022. 
 - 40 pages :  col. ill.;  26 cm. 
 - Building blocks of animals. .
<br/><br/><label>ISBN: </label>978-0-7166-4624-2 
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<br/><br/><label>Dewey Class. No.: </label>Ref. 576.5 M629  2022