O'Neill, Mary         frey50        <br/><br/>
Life after the dinosaurs 

 -  Troll  1989 
 - 32p. illus. 
<br/><br/> Summary: Describes mammals that survied after thedinosuars disappeared and how they evolved to the present day.          
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mammals, Fossil<br/>Prehistoric animals