Royal Starfish Scientific Name: Astropecten Articulatus Interesting Facts: 1. Unlike other starfish, the tube feet of the royal starfish lack suckers. Instead, they have pointed or rounded tips, which they use to dig around in the sand in search for food 2. Their mouth has a set of five jaws which are covered in spines that they use to swallow their prey whole 3. Royal starfish are known to overeat. When they do that, they run the risk of rupturing their central disk.