rule 34 2021 absurd res anthro anthro on anthro blush bulge canid canine canis clothing collar domestic cat domestic duo felid feline felis flustered greyscale hi res koira nik159 licking licking lips licking own lips looking at viewer looking away male malemale mammal monochrome narrowed eyes nik159 self lick simple background smile smirk standing text tongue tongue out tonka nik159 underwear url white background 4697493