rule 34 all fours animal genitalia animal penis anthro anthro on anthro balls black body black claws black fur black tail tuft blue eyes bodily fluids brown body brown fur brown stripes brown tail cheek tuft claws dipstick tail duo equine penis facial tuft felid fur genitals giraffid glistening glistening eyes green body green ears green eyes green fur green stripes humanoid genitalia humanoid penis looking back male malemale mammal markings medial ring multicolored eyes narrowed eyes neck tuft okapi pantherine pawpads penis perineum pink tongue red body red eyes red fur red inner ear red pawpads red penis red tail saliva saliva string signature striped arms striped back striped body striped fur striped legs striped markings striped tail stripes tail markings tiger tongue tongue out tuft two tone eyes white body white fur white tail yaoifairy yellow balls yellow body yellow fur yellow perineum 6544576