crustaceans

Defines crustaceans, such as slaters and freshwater crayfishes, and describes their physical characteristics, life cycles, habitats, senses, food and means of self-defense.

Text and photographs introduce children to the marine animals crabs, shrimp, and lobsters.

Describes the anatomy, behavior, and habitat of various crustaceans, including the lobster, crab, and shrimp.

Explores the world of animals without backbones and arthropods, who outnumber all other animals on Earth.

Describes the physical characteristics, habitat, behavior, and different kinds of these armored invertebrates.