Rule 34 Dev - 2024 anthro balls belly biceps body_hair erection facial_hair finnfoni foreskin forked_horn genitals goatee hairy_balls hand_on_hip hi_res horn looking_at_viewer male mammal mature_male musclegut muscular navel nipples nude pecs penis pubes rhinoceros sideburns simple_background solo standing triceps white_background|11934402112