Collins Best--Whales and Dolphins

Author: Mark Carwardine
Publisher:
Publish Date: 2000-10-01
Features: The purpose of this book is to show readers the world of whales, dolphins, and porpoises, and briefly summarize the editors' current understanding of them. It includes information about their evolution, biology, and natural history, describes how they are studied, the threats they face, and some measures to protect endangered whales and dolphins. The book also explains where and when they can be seen around the world, and provides a directory guide to all 81 identified species at the end.