anal anal_penetration anthro balls bodily_fluids butt duo forest forest_background genitals green_body hand_on_butt looking_at_another lying male male/male muscular nature nature_background night on_back penetration plant presenting presenting_hindquarters rear_view riding sitting_on_another tail_up tree yellow_body anonymous_director dinosaur reptile scalie theropod tyrannosaurid absurd_res hi_res