D SOUTH AFRICAN MAMMALS 



upon. Several hundreds of these animals have passed 

 through my hands at the Pretoria Zoo, and of all the 

 adults there were only two that I could really trust. 

 They are quarrelsome animals, and it is almost impos- 

 sible to keep a number of them together in a cage, the 

 stronger fighting continually amongst themselves, and 

 bullying the weaker. 



Fig. 1. — Albino Vervet Monkey. 



The peculiar fact noted of the young one born in the 

 London Zoo was substantiated in an instance in the 

 National Zoological Gardens, namely, taking both teats 

 of the mother in its mouth at once. The mother lost 

 the hair of the white frontal band on the forehead before 

 the birth of her baby, which, however, had grown out 

 again by the sixth week after the birth of its young one. 

 Neither of these facts appear to be constant, as there is 

 now a young one in the Zoo which often uses only one 

 teat, and its mother has only lost a little of the hair of 

 the frontal band. The first-mentioned little one was 

 born on October 1, 1909, and at the date of its death — 



