SOUNDS ASSOCIATED WITH FOOD 



67 



Again, in the evening, as supper was being brought, he 

 expressed approval: 



^^^ 



i 



tn=t 



^ 



25 



/ 



m-m-m--m-m-m-m-m--m-m--m-m — m- - m- m 



Morning. No experiment for several days. Chim re- 

 verted to his exuberant two- toned call; 



/// 



26 ae ae ae ae ae ae ae ae 



and the phrase for fruit: 



27 



m--m-m m--m- m 

 Morning. Chim yelled at the sight of food: 



8va 



i 



^»- 



!»- z«- 



^ ff 



28 ae ae ae ae ae ae ae ae ae 



and whined: 



e=d: 



W- 



-9 4h 



29 



m- m m m- -mm m m- -m 



