00815cam a2200253 4500 9770177 TxAuBib 20041007120000.0 ||||||s1990||||||||||||||||||||||||und|u 9780876145227 0876145225 TxAuBib Bird, E. J. How do bears sleep / written and illustrated by E.J. Bird. Minneapolis : Carolrhoda, 1990. 32) p : col. ill ; 26 cm. School Library Journal. Describes, in verse, what goes on in the bear's den during winter hibernation. 1.9 Follett Library Resources. K-3. Bears Hibernation. Bears. Animals Hibernation.