rule 34 2017 aerys anthro balls bat bat wings biped black bottomwear black clothing black underwear brown fur brown hair brown stripes bulge chest tuft clothed clothing countershade face countershade torso countershading digital media artwork dotted background erection erection under clothes feline flying sweatdrops fur green eyes hair humanoid penis low angle view male male only mammal membranous wings multicolored fur musical note pattern background penis penis outline pink nose short hair simple background solo stripes sweat sweatdrop tuft two tone fur underwear watermark white countershading white fur wings worms eye view yuniwolfsky 2467865