FURVERT!

1:1 abs anthro athletic balls biceps big_muscles big_penis biped black_body black_fur black_nose brown_body brown_fur canid canine canis censored choco_monaca domestic_dog erection flexing fur genitals hand_behind_head hi_res humanoid_genitalia humanoid_penis humanoid_pointy_ears looking_at_viewer lying male mammal muscular muscular_anthro muscular_male nipples nude on_back pecs penis pointy_ears pose presenting red_eyes solo spread_legs spreading vein