- What I Stand for Is What I Stand On
- What Is Happening To Our Ecosystems?
- What Is Happening To Our Enviromment?
- What Nature Does For Britain
- What Should a Clever Moose Eat?
- What We Need to Do Now
- Where Do Camels Belong?
- Where the Wild Things Were
- Who Is the Earth?
- Why Some Like It Hot
- Why Study Biology by the Sea?
- Why Some Like It Hot
- Why Study Biology by the Sea?
- Wild Animals of North America: Intimate Studies of Big and Little Creatures of the Mammal Kingdom
- Wild Species as Commodities
- Wildes Land
- Wildlife Conservation on Farmland
- Wildlife Conservation on Farmland Volume 2
- Winter Sunshine
- Wintergreen
- Witness to Extinction