Bread starfish, also known as steamed bread starfish, is named after its appearance resembles steamed bread or bread. Starfish usually have five or more feet, but bread starfish has no feet. Its swollen body allows it to eat a lot of food without pulling open its shell, so its feet slowly degenerate. Bread starfish like to eat coral. It will climb on the coral, turn its belly out, cover it, eat coral meat, leaving only bones. The average coral area eaten by a bread starfish every day is 1 square meter.