Introductory material

I. A SURVEY OF THE FIELD

I. THE LAY OF THE LAND II. WILD ANIMAL TEMPERAMENT & INDIVIDUALITY III. THE LANGUAGE OF ANIMALS IV. THE MOST INTELLIGENT ANIMALS V. THE RIGHTS OF WILD ANIMALS

II. MENTAL TRAITS OF WILD ANIMALS

VI. THE BRIGHTEST MINDS AMONG ANIMALS VII. KEEN BIRDS AND DULL MEN VIII. THE MENTAL STATUS OF THE ORANG-UTAN IX. THE MAN-LIKENESS OF THE CHIMPANZEE X. THE TRUE MENTAL STATUS OF THE GORILLA XI. THE MIND OF THE ELEPHANT XII. THE MENTAL AND MORAL TRAITS OF BEARS XIII. MENTAL TRAITS OF A FEW RUMINANTS XIV. MENTAL TRAITS OF A FEW RODENTS XV. THE MENTAL TRAITS OF BIRDS XVI. THE WISDOM OF THE SERPENT XVII. THE TRAINING OF WILD ANIMALS

III. THE HIGHER PASSIONS

XVIII. THE MORALS OF WILD ANIMALS XIX. THE LAWS OF THE FLOCKS AND HERDS XX. PLAYS AND PASTIMES OF WILD ANIMALS XXI. COURAGE IN WILD ANIMALS

IV. THE BASER PASSIONS

XXII. FEAR AS A RULING PASSION XXIII. FIGHTING AMONG WILD ANIMALS XXIV. WILD ANIMAL CRIMINALS AND CRIME XXV. FIGHTING WITH WILD ANIMALS

THE CURTAIN.