Zoo animals -- Behavior

Zoo: a history of zoological gardens in the West

Eric Baratay and Elisabeth Hardouin-Fugier.

Beastly behaviors: a zoo lover's companion : what makes whales whistle, cranes dance, pandas turn somersaults, and crocodiles roar : a watcher's guide to how animals act and why

Janine M. Benyus ; illustrations by Juan Carlos Barberis.

Behavioral enrichment in the zoo

Hal Markowitz.

Wild animals in captivity.

Translated by G. Sircom. Foreword by Edward Hindle.

Orang-Utans in zoologischen Gärten.

Mit einem Vorwort von Bernhard Grzimek.

Zoos of today.

James Ralph Johnson

Animals of the Alaska Zoo: tales about the tails

text by Sammye Seawell ; photography by Mark Newman.

The psychology and behaviour of animals in zoos and circuses

by H. Hediger. Translated by Geoffrey Sircom.

Beobachtungen zur Tierpsychologie im Zoo und im Zirkus

von H. Hediger.

In the Zoo: representing twenty-seven years of observation and study of the animals in the New York zoological park

by W. Reid Blair ... foreword by Madison Grant ... photographically illustrated by Elwin R. Sanborn ...