In the Heart of the Sea (Young Readers Edition): The True Story of the Whaleship Essex

Shark Life: True Stories About Sharks & the Sea

Sharks

Pilot Whales

Penguin

Learning How to Learn: How to Succeed in School Without Spending All Your Time Studying; A Guide for Kids and Teens

Encantado: Pink Dolphin of the Amazon

Humpback Whales

Ganges River Dolphins

Spinner Dolphins

Whale Sharks

Where Is the Great Barrier Reef?

The Global Ocean

Dwarf Sperm Whales

Killer Whales

Hammerhead Sharks

Watch out for Sharks

Bowhead Whales

Striped Dolphins

Polar Bear vs. Walrus