Describes the great Ice Age of the Pleistocene and its effects on the climate, vegetation, animal life, and the world in general.

Following a vision of a wolf, a valiant dreamer leads a band of prehistoric people across the Bering Strait to settle in an unspoiled and unpopulated American continent.

Text and pictures discuss the evolution of plants and animals and compare some of today's animals with prehistoric ones.

Discusses the physical characteristics and possible behavior of a variety of prehistoric mammals.

Twelve thousand years ago, the glaciers of the Sierra Nevada were melting, destroying the habitat of the mastodons and creating the rich land that would become California. The coastal people struggle to understand the changing world around them: their seer Sunchaser has lost his way to the Spirit World, and mammoths continue to disappear. When a beautiful woman arrives, fleeing from her abusive husband, the people know what they must do--for if the...