rule 34 animal genitalia animal penis anthro black nipples black nose blue eyes brown body brown fur countershade face countershade torso countershading crossed arms dialogue duo edward alrik of ravenwood english text equine penis erection eyebrows fangs fur furaffinity logo genitals gloves marking half closed eyes hi res horn katai larger male looking at genitalia looking at penis lying male malemale mammal markings medial ring narrowed eyes navel nipples nude on back open mouth penis procyonid raccoon ring marking ringtail size difference smaller male speech bubble tail markings text twitter logo unimpressed vein veiny penis 6914494