Rule 34 Dev - 2019 animal_genitalia anthro balls biped brown_fur deep_throat duo equid equine erection feathered_wings feathers fellatio fluffy fur hair hi_res iridium_gloom lutrine male mammal mustelid neothedragon nude oral oral_penetration penetration penile penis pterippus sex simple_background tapering_penis white_fur wings yaoi|3594164144