From the author of the #1 New York Times bestseller She Persisted comes a beautiful book about the animals who share our planet--and what we can do to help them survive.Did you know that blue whales are the largest animals in the world? Or that sea otters wash their paws after every meal? The world is filled with millions of animal species, and all of them are unique and special. Many are on the path to extinction.In this book, Chelsea Clinton introduces young readers to a se