In this amazing animal book in the Travel to… series, you'll introduce readers to strange animal species that are unlike all the others!

Did you know there are critters that are powered by the sun, mammals that lay eggs, and penguins with pink poop? What are these rule-breaking animals? Why do they do what they do? Be a critter detective and find out by digging into this Animals That Break the Rules Animal Book!

Mother Nature expects plants and animals to behave according to her rules. Most do, but some don't. This nonfiction book series explores the fascinating and head-scratching traits that make some plants and animals the ultimate rule-breakers.