FURVERT!

1:1 2013 anatomically_correct anatomically_correct_genitalia anatomically_correct_penis animal_genitalia animal_penis anthro anus balls biped black_and_white buckteeth claws digital_media_(artwork)erection fur genitals half-closed_eyes lonbluewolf lying male mammal masturbation monochrome murid murine narrowed_eyes open_mouth penile penile_masturbation penis rat rodent rodent_penis simple_background sketch solo teeth tongue tongue_out white_background