tae VENOM? OF OTHE SCHAAPSTEKER. 485 
except perhaps in a very few instances, would not penetrate 
the tough skin of the animal. I have tried repeatedly by allowing 
Schaapstekers to bite the legs of sheep, but in no instance was 
Fic. B.—Some live Boomslangs in one of the snake cages at the Port Elizabeth Museum: 
These cages are each 4 feet square, with plate glass on the four sides. The door is 
covered with strong wire gauze, and a strip isinserted in the roof of the cage. This 
provides sufficient ventilation. A gas apparatus and hot-water pipes supply heat. 
