PART II

THE MATERNAL INSTINCT IN THE MAKING

III INSECT PARENTHOOD 55

IV PARENTHOOD AMONG REPTILES AND FISHES: A CHAPTER ON GOOD FATHERS 77

V PARENTHOOD AMONG BIRDS, WITH FURTHER EXAMPLES OF GOOD FATHERS 97

VI PARENTHOOD AMONG THE HIGHER ANIMALS: THE FIXING OF THE PARENTAL INSTINCT IN THE MOTHER 117