FURVERT!

2021 animal_genitalia animal_penis balls black_body black_fur black_pawpads canid canine canine_genitalia canine_penis canis claws erection feral finger_claws fur genitals grey_background hi_res i-psilone knot looking_at_viewer lying male mammal on_side pawpads penis presenting presenting_penis red_eyes simple_background solo spread_legs spreading toe_claws wolf