FURVERT!

apodiform avian bestiality bird bottomless canid canid_demon canine clothed clothing collar demon erection euplerid female female_on_feral feral friskyfeathers from_behind_position genitals glowing glowing_genitalia glowing_penis glowing_tongue group gryphon hellhound hoot_(artist)hummingbird hybrid knot larger_male male male/female male/male male_on_feral mammal marvellous_spatuletail monster mounting mythological_avian mythological_canine mythological_creature mythology nasido nude penis ring-tailed_vontsira sex size_difference smaller_female smaller_male spiked_collar spikes tail tongue vontsira