Animals·Posted on Feb 16, 201817 Starfish And The Grades They DeserveThere are a lot of different kinds and not all of them are good.by Erin ChackBuzzFeed StaffLinkFacebookPinterestTwitterMail 1. Common starfish 2. Necklace starfish 3. Blue star 4. Crown-of-thorns starfish 5. Biscuit star 6. Cushion star 7. Giant spined sea star 8. Red-knobbed starfish 9. Common sunstar 10. Southern sand star 11. Nine-armed Sea Star 12. Royal Sea Star 13. Astropecten jonstoni 14. Sunflower starfish 15. Orange brisingid 16. Leather star 17. Doughboy star ALL GRADES ARE FINAL see you in summer school. Tap to play GIF Tap to play GIF