Rule 34 Dev - 1boy 2016 animal_genitalia anthro belly biceps brown_eyes bulge caprine clothing front_view goat hand_on_chest hand_on_stomach hi_res horn kneeling male male_only mammal manly mature_male mountain_goat muscular open_mouth pecs penis pose relaxing saliva simple_background skrawl solo teeth tongue underwear vein veiny_penis|2367973976