Describes the experiences of a young mountain lion during the month of August in his natural habitat on the side of Mount Olympus, in Washington State.
Chronicles a year in a bear's life as she responds to the instinctive calls to mate, dig a den for hibernation, awaken with the spring thaw and bear her cubs.
A great horned owl's stirrings to mate carry him across a forest in January in the Catskill Mountains, where he observes the nocturnal activities of other animals.
