FURVERT!

1:1 2014 animal_genitalia animal_penis anus armpit_hair backsack balls barefoot barn bdsm black_penis bodily_fluids body_hair bondage bound bovid bovine brown_hair cattle chain cum equine_genitalia equine_penis erection feet feral_transformation fur genital_fluids genitals hair hi_res human human_to_feral kuma machine male mammal milking_machine muscular muscular_male nipples nude open_mouth penile penis penis_milking penis_pump plantigrade raised_tail solo species_transformation submissive submissive_male tail teeth tongue transformation