FURVERT!

1:1 ambiguous_gender anus backsack balls bottomwear bottomwear_down butt butt_sniffing clothed clothing duo facesitting footwear genitals grey_body lizard male male/male nose_to_anus pants pants_down partially_clothed perineum reptile scalie self_insert shoes simple_background sitting sitting_on_another sniffing suit sylos_(character)tail tall_lizzard