Rule 34 Dev - 2017 3_toes all_fours animal_genitalia animal_penis anus barbed_penis black_penis blue_scales blue_skin campfire claws closed_eyes dinosaur dragon duo erection fellatio feral feral_on_feral fire forest horn looking_back lying male membranous_wings nitrods on_front open_mouth oral outside penis reptile rothar scales scalie sex sharp_teeth sitting slit smile syrazor teeth theropod toes tongue tongue_out tree tyrannosaurus_rex western_dragon wings yaoi|2671184128