FURVERT!

2d_animation 4:3 ambiguous_penetration animal_genitalia animal_penis animated animated_gif bestiality duo equid equine equine_genitalia equine_penis erection female female_on_feral female_penetrated feral feral_penetrating feral_penetrating_human genitals hair horse human human_on_feral human_penetrated internal interspecies larger_male loop male male/female male_on_human male_penetrating male_penetrating_female mammal motion_tweening penetration penis penis_towards_viewer questionable_consent sex short_playtime size_difference sleeping smaller_female smaller_penetrated urethra vermilion888