Rule 34 Dev - 2011 2_horns abs anthro balls bison black_hair black_nipples bovid bovine brown_body brown_fur buffalo_bull buffalo_bull_(moo_mesa) cattle closed_smile duo erection eyebrows fabfelipe fur genitals grey_body grey_fur hair hand_behind_head horn jose_rey_(moo_mesa) licking licking_lips looking_at_viewer lying male mammal mouth_closed multicolored_body multicolored_fur muscular muscular_anthro muscular_male nipples nude_anthro nude_male on_back open_mouth orange_body orange_fur penis pink_inner_ear pink_nipples pink_tongue pubes raised_eyebrow smile teeth tongue tongue_out two_tone_body two_tone_fur wild_west_c.o.w.-boys_of_moo_mesa|13891460952