FURVERT!

all_fours animal_genitalia animal_penis anus ass_up balls bite biting_another biting_partner claws doggystyle duo equid equine equine_genitalia equine_penis erection fangs felid female female_penetrated feral feral_on_feral from_behind_position furronika gaping_mouth genitals greyscale hooves horse interspecies lion male male/female male_penetrating male_penetrating_female mammal monochrome neck_bite open_mouth outside pantherine penetration penile penile_penetration penis penis_in_vagina predator/prey predator_penetrated raised_tail scruff_bite sex tail teeth vaginal vaginal_penetration vulva