FIELD BOOK OF MAMMALS 



summer, most of the colored tips of the hairs are missing and 

 the buffy basal pelage predominates. 



Immature spotted and streaked with brown and blackish 

 upon a light fawn ground color. 



Measurements." — ^Alales larger than females. Total length 

 of males, 36-39 inches; tail vertebrae, 4 inches; hind foot, 9.5 

 inches; weight, 20-25 pounds, a recorded maximum weight 

 of 44 pounds. 



Geographical Distribution. — Boreal North America, south 

 in the eastern part of the Great Lakes district and to Penn- 

 sylvania and in the west to Colorado (New Mexico?) and 

 Oregon {canadensis group). 



Food. — Small mam.mals, birds, sometimes snakes and frogs; 

 principally Rabbits, Squirrels, Mice, Partridges; known to 

 kill Foxes. 



Enemies. — Probably able to escape, under normal circum- 

 stances, from the few large carnivores capable of preying upon 

 it. 



Species and Subspecies of the Genus Lynx. 

 Canadensis Group 



Canada Lynx. — Lynx canadensis canadensis Kerr. Plate XIX. 

 As described. Found in eastern Canada and northeastern 

 United States south to Pennsylvania, west to the Pacific 

 Ocean, north to the limit of trees, and south into Oregon and 

 Colorado in the mountains. 



Arctic Lynx. — Lynx canadensis mollipilosus Stone. 



"Browner and less gray than true Lynx cajiadensis, with a 

 very dense, soft, woolly pelage." (Stone — ^for November 

 specimen) Total length, males, 41 inches; tail vertebras, 

 5.2 inches; hind foot, 10.4 inches. Found from Point 

 Barrow, Alaska, south to British Columbia. 



Newfoundland Lynx. — Lynx suhsolanus Bangs. 



Resembling canadensis in size and general color pattern, 

 but darker and richer in tone. Upperparts (summer) 

 mixed black and hazel. Found in Newfoundland. 



Rufus Group 



Bay Lynx; Wildcat; Bobcat. — Lynx rufus rufus (Schreber). 

 Like Lynx canadensis in general appearance but feet much 

 smaller, ears but slightly or not at all tufted, tail not black 

 all around at tip; pelage brownish and spotted instead of 

 pale grizzled gray; hair not as long. Upperparts variable 



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