Green, Jen

Describes the physical characteristics, natural habitat, behavior, diet, and world distribution of crows.

Describes the physical characteristics, natural habitat, behavior, diet, and world distribution of wasps.

Describes the physical characteristics, natural habitat, behavior, diet, and world distribution of crabs.

Describes the physical characteristics, natural habitat, behavior, diet, and world distribution of dragonflies.

Describes the physical characteristics, natural habitat, behavior, diet, and world distribution of dolphins.

Describes the physical characteristics, natural habitat, behavior, diet, and world distribution of worms.

Describes the physical characteristics, natural habitat, behavior, diet, and world distribution of crows.

Describes how rocks are made, discusses how they are used, and provides facts about soil, metals, gems, fossils, and fossil fuels, and includes activities and a glossary.

Describes the physical characteristics, natural habitat, behavior, diet, and world distribution of dolphins.

Photographs and text teach early readers about rivers, and discusses what rivers are, their functions, parts, how they shape landscapes, and uses; the wildlife that depends on rivers for survival, and other topics; and also introduces readers to known rivers around the world.