FURVERT!

abs anthro athletic balls biceps big_muscles biped blue_body blue_fur brown_eyes brown_nose butt canid canine canis erection flexing fur genitals humanoid_genitalia humanoid_penis looking_at_viewer male mammal muscular muscular_anthro muscular_male nipples nude nutsumes_(pixiv)outside pecs penis pose presenting sitting sky solo spread_legs spreading vein white_body white_fur wolf