How does catnip affect cats and make them all loony? Why do dogs smell each other's behinds? Do hamsters ever throw up after all that spinning? We at World Book answer all of your petrelated questions—and not only questions about pets. Answer Me This, World Book answers questions about such topics as technology, outer space, and oceans, too. We help you make sense of the world with informative and funny answers. Well . . . at least we think they are funny.