Jon Van Zyle

Almost from the time they are born, Little Wolf enjoys playing with Sister Wolf and their brothers, but the pups are also learning from Gray Wolf and White Wolf about how to survive in the wild one day. Includes facts about wolves.

Describes the long Arctic winters of Alaska, and how the animals survive.

The story of the heroic role played by sled dogs, including the Siberian husky Togo, in the delivery of antitoxin serum to those stricken with diphtheria in 1925 Nome. Includes historical notes about the event as well as about the Iditarod Sled Dog Race which commemorates it.

The true and fascinating survival story of the world's most distinctive bear. One January, in a cozy, snowy den, a polar bear gives birth to two tiny cubs. They weigh only a pound each, and they cannot see or hear. After several weeks, the family begins its journey-a 1,500-mile trek across the treacherous frozen landscape in search of food. Along the way, the cubs learn to hunt, swim, and travel as they grow so that they can eventually survive alone....

On a cold northern night, a restless gray wolf encounters an unknown wolf pack, from which a young white wolf steps out and they become mates.

Raven and the other animals try to awaken the frozen river to the coming Alaskan springtime.

While accompanying his father on the wagon train along the Santa Fe Trail, Lewis discovers what it is to be a man.

A great woolly mammoth leads her family across rivers, plains, and glacial ridges on an annual migration to familiar feeding grounds during a journey which happened more than 12,000 years ago.