FURVERT!

abs anthro athletic balls biceps big_balls big_muscles big_penis bin_(artist)biped black_body black_fur black_nose blue_eyes brown_body brown_fur canid canine canis clothing dobermann domestic_dog erection fangs flexing fur genitals hands_behind_head hat hat_only headgear headgear_only headwear headwear_only hi_res humanoid_genitalia humanoid_penis looking_at_viewer lying male mammal mostly_nude muscular muscular_anthro muscular_male on_back open_mouth pecs penis pinscher pointy_ears pose prick_ears solo spread_legs spreading teeth tongue vein