FURVERT!

back_room balls big_balls big_feet big_pawpads big_penis claws fasttrack37d feet genitals hi_res huge_feet human human_torso humanoid_taur kangaroo kangaroo_taur long_claws long_penis macropod macropod_taur male mammal mammal_taur marsupial marsupial_taur masturbation mid_transformation pawpads penis tail tapering_penis taur transformation vivarium zoo_(facility)