When birds change their feathers /
by Roma Gans ; illustrated by Felicia Bond.
- 1st ed.
- New York : Crowell, c1980.
- [40] p. : ill. (some col.) ; 21 x 23 cm.
- Let's-read-and-find-out science book .
Describes how and why animals shed their feathers, hair, shells, horns etc., with emphasis on the molting of birds.