Rule 34 Dev - 4:3 all_fours anthro bear beard belly big_butt biped bottomless brown_bear brown_body brown_eyes brown_fur butt chalkboard class classroom clothed clothing desk dirtymutt english_text exhibitionism eyewear facial_hair footwear fur furniture glasses grizzly_bear hair implied_audience information_board inside kneeling legwear lesson looking_at_viewer lying male mammal math morbidly_obese morbidly_obese_anthro morbidly_obese_male necktie nude obese obese_anthro obese_male old on_desk overweight overweight_anthro overweight_male paper school sex_education shirt socks solo spread_legs spreading table teacher teeth text tongue topwear underwear undressing ursine white_hair work wristband|3404390224