Thinking Like a Wolf: Lessons from the Yellowstone Packs
Too Much Trash: How Litter is Hurting Animals
Turn This Book Into a Bird Feeder! And 19 Other Activities to Explore the Amazing World of Birds
Ultimate Mammalpedia
Urban Coyotes
Usborne - Nature Spotting Guide
Usborne Beginners: Planet Earth
Usborne Extreme Planet: Journey Through the Amazon - lift the flap
Usborne Peep Inside: Under the Ground
Waiting For Winter
Weird and Wonderful Animals
Weird and Wonderful Nature: Tales of More Thank 100 Unique Animals, Plants, and Phenomena
Weird But True! Birthdays: 300 Fun-Tastic Facts to Celebrate
Welcome to the World of Foxes
West Coast Wild Babies
West Coast Wild Baby Animals
What Bears Teach Us: Photographs by John E. Marriott
What Bird Am I? The Bird Identification Game
What Goes on Inside a Wolf Pack
What If You Had Animal Scales!?: Or other animal coats?
What It's Like to Be a Bird: From Flying to Nesting, Eating to Singing, What Birds are Doing and Why (Adapted for Young Readers)
What To Do If You Meet A Bear: A Nature Survival Guide
What Will the Eagle Do? An Interactive Picture Book
What Will the Wolf Do?: An Interactive Picture Book
What's Inside a Bird's Nest? And Other Questions About Nature & Life Cycles
What's Inside a Bird's Nest? And Other Questions About Nature and Life Cycles (PB)
What's Inside a Caterpillar Cocoon? And Other Questions About Moths & Butterflies
What's Inside a Flower?: And Other Questions About Science and Nature
What's New, Daniel?
What's Wild Outside Your Door? Discovering Nature in the City
