Psychoanalyst Masson, a new father himself, showcases the extraordinary behavior of outstanding fathers among animals. He tells about wolves and why they make good fathers and dogs don't; how the beaver encourages his young to cling to his tail as he navigates through ponds; the sea horse, the only male animal that give birth to its young; and the marmoset, the South American monkey who carries his babies wherever he goes for the first two years of their lives. He also examines natures's worst f...