Bear Anatomy

[brotherbear]

Great Bear Almanac - Teeth ... also see post #8. 
Polar Bear: Canines larger and longer than for other bears; molars smaller than those of land bears; molars more for shearing; premolars more for biting than grinding.
Brown Bear: Flat and broad crowns on molars; premolars and molars for grinding.
American Black Bear: Premolars and molars for grinding.
Asiatic Black Bear: Heavy molars ( cause round-headed appearance ). 
Sloth Bear: Missing two upper incisors; forty teeth; cubs forty-two while nursing; two middle, upper incisors not replaced with permanent teeth; premolars and molars smaller than other bears ( chew less vegetation ); has poor teeth due to sucking and grinding dirt as they eat insects.
Sun Bear: Flatter teeth than other bears; canines long and protrude between lips.
Spectacled Bear: Large molars for crushing palm nuts; strong.
Giant Panda: Massive ( especially molars ); highly modified for crushing and grinding ( including posterior premolars, a condition not found in other bears ). Reply