Rule 34 Dev - 2021 animal_genitalia animal_pussy anus blood bodily_fluids collar dated death duo english_text equid equine equine_anus equine_genitalia equine_pussy female female_death feral fur genitals horse lying mammal mane monochrome on_back pussy rufciu signature simple_background spiked_collar spikes tail teats text tongue tongue_out|13396419680