Rule 34 Dev - anus back_spikes backsack balls big_balls black_anus black_balls black_body black_eyes black_scales black_tail butt claws feral feral_boy genitals green_sclera head_spikes looking_at_viewer looking_back looking_back_at_viewer male presenting presenting_anus presenting_balls presenting_hindquarters rear_view scales simple_background solo spiked_tail spikes spikes_(anatomy) thick_thighs white_claws wide_hips jfurryart605 how_to_train_your_dragon toothless dragon night_fury scalie western_dragon animated no_sound webm|76098608