From the waters of the Canadian arctic to the forests of the United States southeast, black bears, grizzly bears, and polar bears roam North America. Hirschi and Mangelsen guide young readers into the secretive world of bears. Full color.
Describes the lifestyle and habitat of the grizzly bear, how the destruction of forest land threatens its survival, and what we can do to save the grizzly.
In a tale that also looks at food webs and habitats readers can join the Humpback Whales in their exciting ocean journey migrating through seasonal changes.
Explains the main characteristics of American wetland ecosystems, and suggests how to slow the destruction of these natural habitats and the animals that live there
Describes the conditions that must be met if the wolf is to be successfully reintroduced to the American wilderness, and describes the wolf's ecological role
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