Rule 34 Dev - anthro anus ass bear big_butt big_dom_small_sub bodily_fluids bondage bound butt_sniffing canid canine canis crush domestic_dog dominant duo fart fart_cloud fart_fetish fart_in_mouth fart_sniffing farting_in_mouth farting_on_another gassy hi_res laught468 looking_back lying male male/male mammal mouth_fart mouth_open musk musk_clouds musk_fetish musky_anus musky_butt obese obese_anthro obese_male on_front overweight overweight_anthro overweight_male polar_bear size_difference smelly sniffing sweat sweaty_anus sweaty_butt thick_thighs ursine|11513371112