FURVERT!

animal_genitalia animal_penis balls beauceron bed big_knot big_penis black_penis black_tongue canid canine canine_genitalia canine_penis canis doggieo doggieo_(character)domestic_dog erection feral furniture genitals herding_dog hi_res knot looking_at_viewer male mammal on_bed pastoral_dog penis solo tongue tongue_out vein veiny_penis