The author, a biologist, explores the homing instinct--a powerful draw and ability to orient to a particular location-- and its associated emotions and significance in humans and animals.
Text and photographs introduce animal species that benefit from each other when they team up, such as the green sea turtle who gets his shell cleaned while giving a remora a free ride.
Provides information about the family behaviors of various animals, looking at the roles of mothers and fathers, extended family groups, fights and squabbles, and other topics, and includes photographs and interesting facts.
Discusses renewed interest in conscious mental experiences of animals and the possibility that thoughts and feelings of animals can be studied objectively.