FURVERT!

all_fours anal anal_penetration antelope anthro ass_up athletic balls bovid cheetah clenched_teeth doggystyle equid equine eyes_closed felid feline from_behind_position gazelle genitals group hand_on_back happy interspecies looking_pleasured male male/male male_penetrated male_penetrating male_penetrating_male mammal negy nude open_mouth outside penetration predator/prey prey_penetrating_predator role_reversal sex spread_legs spreading stripes surprised tail tail_grab teeth zebra