FURVERT!

anal anal_penetration animal_genitalia animal_penis bite black_nose canid canine canine_genitalia canine_penis canis cheek_tuft duo erection facial_tuft feral feral_on_feral feral_penetrated feral_penetrating feral_penetrating_feral from_behind_position fur genitals grass grey_body grey_fur grey_tail heatherwolf knot knotted_penis male male/male male_penetrated male_penetrating male_penetrating_male mammal neck_bite neck_tuft open_mouth orange_eyes orange_stripes penetration penile penile_penetration penis penis_in_ass pink_penis plant red_body red_fur red_tail sex simple_background stripes tail tongue tongue_out tuft white_background white_body white_fur white_tail wolf yellow_eyes