Rule34https://rule34.xxx/index.php?page=atom&tags=2018 animal genitalia anthro avian beak bird claws colored cum erection feathered wings feathers hair hi res human humanoid invalid tag male mammal markings naughtygryph nipples nude open mouth orgasm penis simple background solo standing surprise tentacle toe claws tongue transformation wings2024-04-29T06:49:49ZRule34