River Dolphins and the Larger Toothed Whales, Volume 4 (Handbook of Marine Mammals)

This series is an authoritative guide to the biology of marine mammals in their natural environment. Perfect for use in the field as a practical guide to identification, these books provide an abundance of factual information and reference photographs.
Volume 4, the latest volume in this outstanding series, covers the river dolphins and the larger toothed whales. Many personal experiences of experts from around the world are gathered here to provide an accurate compendium of information on these most enigmatic species of mammals.