| GMD | Text |
| Classification | 591 GAN |
| Publisher | New York, Kingfisher, 1993 |
| Subject | Animals -- Miscellanea -- Juvenile literature.Animals -- Habits and behavior.Questions and answers.Animals. |
| Series | I wonder why (New York, N.Y.) |
| Description | 32 p. : col. ill. ; 29 cm. |
| ISBN | 9781856976633 |