FURVERT!

4_toes 5_fingers anthro balls bed biped boxers_(clothing)butt canid canine claws clothed clothing clothing_around_one_leg feet fingers flaccid foreskin fur furniture genitals greyscale hi_res humanoid_genitalia humanoid_penis legs_up long_foreskin lying male mammal monochrome on_back on_bed open_mouth partially_clothed penis pubes simple_background sketch solo spelunker_sal teeth text toe_claws toes underwear underwear_around_one_leg underwear_down undressing unretracted_foreskin url vein veiny_penis watermark white_background