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The walrus is a large animal, with an average weight of one ton, that is protected by laws to ensure the animal's survival. They are hunted by polar bears and the Inuit, who are allowed a limited number of kills each year. Their behavior is described.

The physiological and behavioral basis of the polar bear's survival skills is presented. Polar bears have adapted to the harsh cold of the Artic environment, despite the limited availability of diverse source of nourishment in the cold wastelands.

Bearded seals are solitary mammals that have rarely been studied, but a research project begun in 1992, is starting to reveal interesting facts about these Arctic animals. The study examined behavior, maternal instincts, vocalizing and other topics.

The estimated 80,000-100,000 belugas, found mostly in Alaska, Canada, Greenland, Scandinavia and Russia, are being threatened by hunting and industrial pollution. Research also indicate that the beluga population in eastern Canada and Greenland are the same stock.