The Animal Kingdom - written by George S. Fichter, illustrated by Charley Harper (1968). Love the illustration.
Charley Harper Store | Charley Harper: The Animal Kingdom Book of Postcards | Largest Dealer in the World
The Animal Kingdom, 1968 Illustrations by Charlie Harper
I love charley harper! The Golden Book of Biology illustrated by Charley Harper
Tailgator by Charley Harper, 1986.