Good night bear! /
by Joanne Mattern ; illustrated by Susan T. Hall.
- [Mahwah, N.J.] : Troll, c1998.
- 29 p. : col. ill. ; 15 cm.
- Troll first-start science .
Includes index.
Illustrations and simple text describe how a bear prepares for winter and then hibernates during the coldest times.