porpoises

A photographic study of whales, dolphins, and porpoises; describing their origin, distribution, and ecology; looking at the differences and similarities among the species; discussing anatomy, reproduction, social life, sensory systems, growth, and intelligence; and reviewing the interaction between whales and humans throughout history.

Describes the lives of dolphins and porpoises in their natural habitat; discusses the threats posed by fishing, hunting, pollution, and habitat destruction; looks at the plight of dolphins and porpoises in captivity; and examines efforts to save the species.

Contains an in-depth look at whales, dolphins, and porpoises, and includes information on physical characteristics, habitat, life cycle, behavior, family life, and environmental threats--including those posed by humans. Includes full-color artwork and photography, maps, comprehensive glossary and index.

Introduces various types of whales, dolphins, and porpoises.

Discusses the characteristics and habits, the family life and intelligence of dolphins and porpoises.

Photographs and text help readers decipher the differences between dolphins and porpoises, describing the physical features, behaviors, habitats, and other unique attributes of each species.

Colorful illustrations and simple text describe the differences between a dolphin and a porpoise.

The Cat in the Hat and friends take to the high seas to learn about whales, dolphins, and porpoises.

An introduction to the playful, intelligent sea mammals, dolphins, and porpoises.

An illustrated introduction to the world of whales, dolphins, and porpoises, providing information about the social life and behavior of cetaceans, discussing issues such as whaling, captivity, and the appearance of whales in mythology, and including an identification guide to over fifty species, and a listing of thirty whaling destinations.