Animals Christopher Columbus Saw: An Adventure in the New World

On the Hunt with Eagles

On the Hunt with Crocodiles

Wolverines: Nature's Cleanup Crew

Jackals: Nature's Cleanup Crew

The Case of Vanishing Golden Frogs: A Scientific Mystery

Animals to the Rescue!: Amazing True Stories from around the World

Build, Beaver, Build!: Life at the Longest Beaver Dam

Secrets of the Lost City: A Scientific Adventure in the Honduran Rain Forest

Tasmanian Devils: Nature's Cleanup Crew

The Case of the Vanishing Little Brown Bats: A Scientific Mystery

Down, Down, Down in the Ocean

Jackals: Nature's Cleanup Crew

The Great Penguin Rescue: Saving the African Penguins

Stick Insects: Masters of Defense

Vultures: Nature's Cleanup Crew

Vultures: Nature's Cleanup Crew

On the Hunt with Polar Bears

Tasmanian Devils: Nature's Cleanup Crew

Ticks: Dangerous Hitchhikers