FURVERT!

animal_genitalia animal_penis anthro anthro_on_anthro athletic athletic_anthro bear big_penis bruwoof canid canine canis dominant duo fur genitals hi_res humanoid_genitalia humanoid_penis larger_male larger_on_top larger_penetrated larger_sub lying male male/male mammal muscular muscular_anthro muscular_male nipples on_back on_lap on_top overweight overweight_male pecs penetration penis sitting sitting_on_lap size_difference smaller_male smile spread_legs spreading submissive wolf