Rule34https://rule34.xxx/index.php?page=atom&tags=2boys all fours animal genitalia animal penis anthro balls bent over black nose blue fur blue hair blush browniec137 doggy style echidna feet green eyes hedgehog imminent anal imminent sex knot knuckles the echidna male male only mammal monotreme multiple boys multiple males multiple penises penis purple eyes red fur red hair sega simple background sonic (series) sonic the hedgehog tail white background yaoi2024-05-04T00:17:13ZRule34