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Starfish have ghoulish eating habits
Starfish have ghoulish eating habits
ALE_KOZIURA/SHUTTERSTOCK

It may come as little surprise that these unusual creatures have a few biological eccentricities – they see through tiny “eyespots” at the tip of each arm, for example. But their eating habits qualify as downright grotesque. To consume a mussel or clam, the five-pointed critter pries the shell open slightly, ejects its stomach from its mouth into the shell, digests the animal, then slides its stomach back into its own body.

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