FURVERT!

animal_genitalia animal_penis anthro anus arkthewoff backsack balls black_nose blue_eyes bodily_fluids butt canid canine canine_genitalia canine_penis canis countershading erection fur genital_fluids genitals hi_res kinsheph knot looking_at_viewer looking_back male mammal penis perineum presenting presenting_anus solo tongue white_balls white_perineum wolf