Rule 34 Dev - abs anthro anthro_on_anthro armpit_hair balls barbell belly bench_press bodily_fluids body_hair bottomwear bottomwear_down bulge clothed clothing duo erection exercise footwear genital_fluids genitals hair happy_trail hooves horn humanoid_genitalia humanoid_penis lying male male/male musclegut muscular muscular_anthro muscular_male navel nipples on_back partially_clothed pecs penis precum pubes shirt shoes shorts shorts_down simple_background species_transformation standing sweat tank_top topwear torn_clothing transformation weightlifting white_background workout kerun bovid bovine cattle mammal 2020 hi_res|11808151390