1 88 APES AND MONKEYS 



thirty yards away from us. He paused for a moment to 

 look at us, and we stopped. I tried to induce Moses to 

 call out to him. but he declined to do so. As the stranger 

 turned aside I called to him myself, but he neither stopped 

 nor answered. This one appeared to be quite brown, but 

 the boy assured me the hair was jet black, and that the 

 light skin gave the appearance of brown color. To satisfy 

 myself, I had Moses placed in the same attitude and posi- 

 tion, and, looking at him from the same distance, I became 

 convinced that the boy was right. 



One morning, having started with Moses for a walk, we 

 had gone only some forty yards away from the cage when 

 he made a sound of warning. I instantly looked up and 

 saw a large chimpanzee standing in the bush not more 

 than twenty yards away. I paused to observe him. He 

 stood for a moment, looking straight at us. I spoke to 

 him, but he made no reply ; he moved off in a line almost 

 parallel to the little path we were in, and I returned 

 towards the cage. He did not come any nearer to us, but 

 kept his course almost parallel with ours. From time to 

 time he turned his head to look, but gave no sign of attack. 

 I called to him several times, but he made no answer. 

 When I had reached a place in front of the cage I called 

 again, and after the lapse of a few seconds he stopped. 

 Bv this time he was concealed from view. He halted only 

 for a moment, changed his course, and resumed his journey. 

 This was the largest chimpanzee I saw in the forest. 

 Once, while sitting in the casre, I heard the sound of some- 

 thins; making its way through the bush not more than 

 twenty yards away; presently a chimpanzee came into 



