Monkey Friends--Jokes--The Sound of Alarm--Jennie 24 CHAPTER IV Monkey Ethics--Sense of Color--Monkeys Enumerate--First Principles of Art 30 CHAPTER V Pedro’s Speech Recorded--Delivered to Puck through the Phonograph--Little Darwin Learns a New Word 38 CHAPTER VI Five Little Brown Cousins: Mickie, McGinty, Nemo, Dodo, and Nigger--Nemo Apologizes to Dodo 45 CHAPTER VII Meeting with Nellie--Nellie was my Guest--Her Speech and Manners--Helen Keller and Nellie--One of Nellie’s Friends--Her Sight and Hearing--Her Toys and how She Played with Them 52 CHAPTER VIII Caged in an African Jungle--The Cage and its Contents--Its Location--Its Purpose--The Jungle--The Great Forest--Its Grandeur--Its Silence 60 CHAPTER IX Daily Life and Scenes in the Jungle--How I Passed the Time--What I Had to Eat--How it was Prepared--How I Slept--My Chimpanzee Companion 73 CHAPTER X The Chimpanzee--The Name--Two Species--The Kulu-Kamba--Distribution--Color and Complexion 85 CHAPTER XI Physical Qualities of the Chimpanzee--His Social Habits--Mental Characteristics 92 CHAPTER XII The Speech of Chimpanzees--A New System of Phonetic Symbols--Some Common Words--Gestures 108 CHAPTER XIII Moses--His Capture--His Character--His Affections--His Food--His Daily Life--Anecdotes of Him 117 CHAPTER XIV The Character of Moses--He Learns a Human Word--He Signs His Name to a Document--His Illness--Death 134 CHAPTER XV Aaron--His Capture--Mental Powers--Acquaintance with Moses--His Conduct during Moses’ Illness 144 CHAPTER XVI Aaron and Elisheba--Their Characteristics--Anecdotes--Jealousy of Aaron 153 CHAPTER XVII Illness of Elisheba--Aaron’s Care of Her--Her Death--Illness and Death of Aaron 167 CHAPTER XVIII Other Chimpanzees--The Village Pet--A Chimpanzee as Diner-Out--Notable Specimens in Captivity 175 CHAPTER XIX Other Kulu-Kambas--A Knotty Problem--Instinct or Reason--Various Types 202 CHAPTER XX The Gorilla--His Habitat--Skeleton--Skull--Color--Structural Peculiarities 211 CHAPTER XXI