Looks at amazing instincts of three kinds of mammals: whales, bears and monkeys (primates). Segment 1, Marine Migration: Follows the humpback whales' migration through the waters between Maui and Alaska. Describes "bubblenetting", the whale's unique feeding behavior. Segment 2, Hibernation and Homing: Shows how bears' hibernation and homing instincts help them survive treacherous conditions. Segment 3, Parenting Primates: Visits the island of Borneo and shows how adult proboscis monkeys, macaques, and orangutans teach their young. Suggested classroom activities follow each segment.