FURVERT!

5_toes animal_genitalia animal_penis anthro anthro_on_anthro balls bear big_wada biped canid canine canis claws domestic_dog equid equine equine_genitalia equine_penis erection feet fingers flaccid genital_piercing genitals glans group hi_res horse humanoid_genitalia humanoid_penis interspecies male male/male mammal medial_ring muscular muscular_anthro muscular_male navel nipple_piercing nipples pawpads penis penis_piercing penis_size_difference piercing toes tongue tongue_out trio_focus