FEB., 1912. MAMMALS OF ILLINOIS AND WISCONSIN CORY. 45 



GROUP 4. Order FERE. Flesh Eaters. Bears, Cats, Wolves, 

 Skunks, Weasels, etc. 



Canine teeth present and prominent, longer and 

 noticeably different from the others; front teeth 

 (incisors) comparatively small; toes with claws. 



Skull of Wild Cat showing 

 canine teeth. 



SECTION 1. Hind foot with 4 toes. 



PART 1. Shape, cat-like; toes armed with sharp claws, which are 

 retractile (capable of being extended or drawn 

 back as in a sheath) ; teeth 30 or less. 



Family FELID^B. Cats, Lynxes, Panthers, etc. 



p. 277. 



PART 2. Shape, dog-like; claws not retractile; teeth 42; muzzle long. 



Family CANID1E. 



Wolves, Foxes, etc. 



p. 296. 



SECTION 2. Hind foot with 5 toes. 



PART 1. Size large, 200 to 300 Ibs. or more; fur black; teeth 42; 

 practically entire sole of foot touches the 

 ground when walking (plantigrade). 



Family URSID^E. Bears, p. 396. 



