What animal has thick fur, strong paws, and likes to swim on its back? Sea otters! But do you know where sea otters live? Or how they stay warm in cold water? Read this book to find out! Learn all about different animals in the Animal Close-Ups series—part of the Lightning Bolt Books™ collection. With high-energy designs, exciting photos, and fun text, Lightning Bolt Books™ bring nonfiction topics to life!