Describes the biological makeup and behavior of some twenty whale species, including killer whales, blue whales, dolphins, and porpoises, and discusses their relationship to man and their threat of extinction.
Covers the basic organization of cetaceans, describes their evolution and behavioral patterns, and discusses topical issues such as the bowhead hunts in Alaska.
A photographic exploration of the lives of whales, dolphins, and porpoises, looking at how they breathe, dive, give birth, and play in their underwater environment.