Macaque's Intelligence 135 



of beings. Thanks to Mr. Kinnaman we can 

 form fairly accurate ideas concerning the in- 

 stinctive and intellectual capacities possessed 

 by Macaques. He finds that the animals soon 

 learn to discriminate between different colours, 

 and also to appreciate the difference between 

 the size and form of a vessel containing their 

 food. Mr. Kinnaman had no difficulty in teach- 

 ing his Macaques to follow the right path 

 through a labyrinth constructed on the plan of 

 the Hampton Court maze. He placed food in 

 a cage which was closed by means of an ela- 

 borate set of fastenings, which his monkeys had 

 to open before they could gain admission to the 

 cage ; the animals soon learnt how to open the 

 cage, and evinced no small amount of pleasure 

 when they had successfully completed their 

 task. The question then arose as to whether a 

 Macaque could, by watching its companion 

 perform certain movements, and observing the 

 consequence be able to accomplish a similar 

 set of movements from a desire to effect similar 

 results. The test used consisted of a closed 

 box containing food ; this box was fastened by 

 means of a plug; one of the Macaques failed to 



