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anal anthro barazoku bear bodily_fluids bottomwear bottomwear_down bound butt butt_sniffing canid canine canis clothed clothing collar duo facesitting forced hi_res larger_male larger_rimmed male male/male mammal moo2 musk oral overweight pants pants_down partially_clothed rimming sex sitting sitting_on_another size_difference sniffing submissive submissive_male sweat sweaty_butt wolf