Rule 34 Dev - 2017 avian balls blue_eyes blue_fur blush bondage bound brown_feathers brown_fur claws dildo_gag drooling duo equine fan_character feathered_wings feathers feral fur gag gay grey_background gryphon horse knot looking_at_viewer male mammal my_little_pony neck_bulge oral_vore penis pony saewin saliva seaward_skies signature simple_background sitting tan_fur testicles theandymac vore wings yaoi|2563721560