What has one of the most feared rear ends in the animal kingdom? Why are baboon bottoms red? How does a chicken lay an egg? These are just a few of the intriguing questions that are answered in this informative picture book about the incredible things animals--from honeybees to horses--can do with their great posteriors.

In their friendendly, accessible style, Marilyn Singer and Patrick O'Brien get to the bottom of bottoms. The result is a fascinating examination of form and function in the animal world.