A world of differences.
By: Illus. by Shelly Sacks.
Contributors: Sacks, Shelly, illus.
Edition: [1st ed.]
Series: Living things of the world 
Publisher: Doubleday
Published: 1971
Place of publication: Garden City, N.Y
Language: eng
Number of pages: 63
Subjects: Adaptation (Biology) -- Juvenile literature.; Adaptation (Biology)
Description: Discusses adaptations developed over the centuries by various plants and animals to increase their chances for survival.