rule 34 2022 anthro anthro on anthro balls black penis brown body brown fur chiropteran countershade torso countershading dialogue duo english text fangs fur furaffinity logo genitals grey body grey fur grey hair hair hand on penis heart katai larger male lars mrmaxwell licking looking at genitalia looking at penis lying male malemale mammal nipples nude on back oral pavel katai penile penis penis lick pink nipples pink nose pink tongue sex short hair signature size difference smaller male speech bubble text tongue tongue out twitter logo 6914500