Why can't dogs and cats have chocolate?

When we talk to our dogs, can they understand us? Why does a cat's tongue feel prickly? Are dogs of similar breeds always friends? We at World Book answer all of your questions related to dogs and cats. Answer Me This, World Book answers questions about such topics as food, inventions, and sea creatures, too. We help you make sense of the world with informative and funny answers. Well . . . at least we think they are funny.