"When might a fancy leaf costume be useful for a fish? And how do fish in Antarctica keep from freezing? In [this book], children ages 5 to 8 discover some of the amazing adaptations in the world of fish. Explore underwater habitats and discover the ways fish have evolved to avoid the danger that lurks around every waving piece of seaweed. Detailed illustrations, layered text, a hands-on activity, and plentiful back matter spur kids to dive further into the ... adaptations of fish." -- Publisher marketing.