Definition
Starfish, also known as sea stars, are marine invertebrates belonging to the class Asteroidea. They are characterized by their star-shaped bodies, typically with five arms, though some species have more. They use tube feet for locomotion and feeding. Starfish are found in oceans worldwide, playing vital roles as predators and scavengers. Think of them as the celebrities of the seafloor, instantly recognizable and admired. Starfish regenerate limbs when damaged.