ANIMALS OF NORTH AMERICA. 
41 
the earth, in many parts of which he is the terror and scourge, 
has the general appearance of the dog, with the exception of 
the tail, which is straight instead of being curved over the 
back. And yet there is something in the physiology of the 
wolf, as well as in his gait and manners, which is at once so 
repulsive and peculiar, that however tame 1 he may apparently 
be, he never could be mistaken for even the most wild and 
savage of the true dogs. 
Wolves, like dogs, follow. by the scent ; and when the prey 
is too powerful for a single one they combine in packs, and 
like well trained hounds keep up the chase to the certain 
destruction of their victim. But this combination of forces 
