DEEK. 



105 



of that skin, and tlie latter becomes dry and peels off, leav- 

 ing the horns bare. At length the horn separates from 

 the cranium and falls oft'. Others, however, and larger 

 ones, take their places, and these in turn are subject to the 

 same changes. Thus the horns of these animals are shed 

 and renewed periodically. Such horns are called antlers. 

 Some kinds of the deer, as the Elk of Europe, and the 



FIG. 113. 



Moose, Alces americanus, Jardiue. 



Moose (Alces) of Maine and Canada, and the Great Irish 

 Elk (fossil), have broadly palmate horns in the male as 



