FURVERT!

anal anthro anus autobot avian backsack balls big_butt bird blue_eyes brouva butt crouching cybertronian digital_media_(artwork)duo exhaust exhaust_pipe falcon falconid feathers genitals green_body green_feathers hand_on_butt hasbro hi_res humanoid larger_male living_machine looking_back machine male male/male not_furry optimus_prime oral penis perineum presenting presenting_hindquarters rear_view rimming robot sex simple_background size_difference sparkx takara_tomy tire tongue transformers wheel