As temperatures drop, the animals that make the tundra home must ready themselves for survival. See how animals like the arctic ground squirrel and the woolly bear caterpillar use special coping devices to keep warm as they hibernate their way through the frigid winter months. Full color.

Survival at 40 Below 2012, Walker & Company, New York

ISBN-13: 9780802723611

Trade paperback

Select
Survival at 40 Below 2010, Walker & Company, New York

ISBN-13: 9780802798152

Hardcover

Select
Survival at 40 Below 2010, Walker & Company, New York

ISBN-13: 9780802798169

Hardcover

Select