





FlG. 27. OURANG-OUTANG. 



INSTINCT AND INTELLIGENCE. 



CHAPTER IV. 



108. Anecdotes of the Ourang-Outang. 109. Analogy of the skeleton of 

 the Ourang-Outang to that of Man. 110. Of the brain to the human 

 brain. 111. Intelligence of the Wolf. 112. Anecdote of the Hawk, 

 the Cat, the Eagle. 113. Of the Dog. 114. Of the Bear. 115. 

 Intelligence of animals decreases with age. 116. Man distinguished 

 from other animals by the degree of intelligence. 117. Lower animals 

 are not endowed with reflection. 118. Inferior animals have methods 

 of intercommunication as a substitute for language. 119. Examples in 

 the cases of marmots, flamingoes, and swallows. 120. Intercom- 

 munication of ants. 121. Example in their mutual wars. 122. Acts 

 which cannot be explained either by instinct or intelligence. 123. 

 Carrier-pigeons. 124. Domesticity and tameness. 



108. THE ourang-outang has been a subject of observation with 

 all naturalists who have devoted their labours to the investigation 

 of the habits of animals. 



Buffon records circumstances respecting this animal that places 

 him in close relation with man. Thus he has seen him present 

 his hand to visitors to conduct them to the door, walk gravely 

 with them as a friend or companion would, sit at table and spread 

 his napkin in a proper manner, and wipe his lips with it, use a 



LARDNER'S MUSEUM OP SCIENCE. M 161 



No. 103. 



