FURVERT!

anal anthro anthro_on_anthro avian balls beak blush blush_lines bottomwear bottomwear_down butt clothed clothing doctor duo equid eyes_closed footwear genitals gryphon hladilnik kneeling male male/male mammal medical_instrument monochrome mythological_avian mythological_creature mythology oral pants pants_down partially_clothed rimming scientific_instrument sex simple_background tongue tongue_out topwear upside_down white_background