FURVERT!

anal anal_penetration animal_genitalia animal_penis balls black_body black_fur canid canine canine_genitalia canine_penis duo echo_(wolffylegend)erection fangs felid feral feral_on_feral feral_penetrated feral_penetrating feral_penetrating_feral from_behind_position fur genitals green_eyes grey_body grey_fur hi_res interspecies killthe_demon knot knotted_penis kreb lying male male/male male_feral male_penetrated male_penetrating male_penetrating_male mammal narrowed_eyes on_front open_mouth penetration penile penile_penetration penis penis_in_ass prehistoric_species saber-toothed_tiger sex side_view spotted_back spotted_legs teeth tongue tongue_out white_body white_fur yellow_eyes