(14 



ANIMALS OP NORTH AMERICA. 



of the beaver to support the roof. The entrance is always 

 under water : and travellers who assert that beavers have 

 two doors to their houses, one on the land side, and the other 

 in the water, seem to be less acquainted with these animals 

 than those who assign them elegant apartments. Such a 



construction would render their houses of no use, either to 

 guard them from the attacks of their enemies, or against 

 extremely cold weather. 



