MAMMALS OF YOSEMITE NATIONAL PARK 



91 



Photo by Anderson 



SIERRA PINE MARTEN 



and along the sides. Often, there is an 

 irregular white spot on the chest. It 

 ranges from the red fir belt on up to the 

 higher country. 



Active day or night, summer and win- 

 ter, the fisher is well adapted for getting 

 prey in trees. It catches squirrels and 

 even pine martens. It successfully kills 

 porcupines. Other rodents, and, probably, 



some birds are also taken for food, along 

 with occasional vegetable matter. 



There are few sight records of the 

 southern wolverine, but, occasionally, 

 tracks are reported in the Yosemite high 

 country. It is terrier-sized, dark brown, 

 with a light band across the forehead, 

 along the sides and across the rump. The 

 back is notably arched, the tail short and 



From "Mammals of Lake Tahoe" by Robert T. Orr. Courtesy of publisher, California Academy of Sciences. 



FISHER 



