rule 34 anthro barbell piercing black hair blue eyes brown body brown fur canid collar erection front view fur genitals hair half length portrait humanoid genitalia humanoid penis licking licking lips licking own lips long hair looking at viewer male mammal multicolored hair narrowed eyes navel nipple barbell nipple piercing nipples nude orange body orange fur penis piercing portrait pupbii red nipples red penis self lick signature simple background solo spiked collar spikes standing tongue tongue out two tone hair white hair 6770916