The Age of Mammals

By Rupert Matthews

A survey of the characteristics and natural environment of the earliest, now extinct, mammals which are the ancestors of the modern horses, elephants, cats, dogs, and primates. This description may be from another edition of this product.

• Format: Hardcover
• Language: English
• ISBN: 0531183114
• ISBN13: 9780531183113
• Release Date: January 1990
• Publisher: Bookwrights Press
• Length: 32 Pages
• Age Range: 8 to 12 years
• Grade Range: Grades 3 to 7