The Behavioural Biology of Zoo Animals

In the Heart of the Sea: The Tragedy of the Whaleship Essex (National Book Award Winner)

Beneath the Surface: Killer Whales, SeaWorld, and the Truth Beyond Blackfish

The Greatest Show on Earth: The Evidence for Evolution

The Real James Herriot: A Memoir of My Father

Death at SeaWorld: Shamu and the Dark Side of Killer Whales in Captivity

The Wilderness Family

Wolf

Eating Animals

Aquarium Fish (Collins Gem)

The Elephant Whisperer: Learning About Life, Loyalty and Freedom From a Remarkable Herd of Elephants

Part of the Pride: My Life Among the Big Cats of Africa

Field Guide to Whales, Dolphins and Porpoises

My Family and Other Animals

Last Chance To See

Cry of the Kalahari

The Sixth Extinction: An Unnatural History

Conservation Treatment Methodology

Indian Grey Hornbill: Unravelling the Secrets