Hoyt, Erich

Contains over seventy essays in which various authors from throughout history discuss insects.

This complete guide to whale watching includes locations of lookouts, information on chartered tours, and a field guide to 77 varieties of whales and dolphins.

Text and accompanying photographs answer questions about dolphins and porpoises including habitat, social lives, behavior, and ability to learn from and communicate with humans.

Contains over seventy essays in which various authors from throughout history discuss insects.

Describes the different species that can be found in the deepest parts of the ocean and explains how they were first discovered and what scientists have learned by studying them.

Presents an alphabetically arranged reference guide to terms and issues relating to plant and animal extinction, and lists laws, government agencies, and public interest organizations that deal with biological extinction.

Describes threats to whale survival and examines conservation efforts up close, profiling projects and workers.

An illustrated guide to sea life, particularly those organisms of the deep sea, including the carnivorous comb jelly, lantern-carrying deep-sea dragonfish, jewel squid, and dancing jellyfish.

Describes the life histories of the whales of the northern hemisphere. Also describes their communication skills and underwater acrobatics.