FURVERT!

2017 animal_genitalia animal_penis anthro anus backsack balls biped butt canid canine canine_genitalia canine_penis erection fox fur genitals hair hi_res knot looking_at_viewer lying male mammal niko_(paintchaser)nude on_side paintchaser penis penis_tuck presenting presenting_hindquarters red_body red_eyes red_fur solo tail white_body white_fur white_hair