they are not harmful at all
Includes: Sea Stars, Sea Lillies, Sea Urchins, Sea Cucumbers, Brittle Stars
sea stars have NO brains
Humans effect sea stars because now that the earth is heating up, the water is rising, and the sea stars shadow water tide pools are being turned into part of a deepier water system that they can't survive on.
sea stars are flexible. sea stars do not have any bones. so they are very flexible:)
Sea stars are not fish so no, it is not.
Sea stars, brittle stars, sea urchins, and sea cucumbers.
Yes. Sea stars are carnivores that eat can eat other sea stars and shrimp and other crustations like crabs. Over a long period of time sea stars move across the ocean floor. Giant sea stars will sometimes specifically prey on other, smaller sea stars. they eat poop
Sea Stars reproduce both asexually and sexually.
sea stars eat clams and oysters
sea stars prey are clams,oysters and mollusks
There are actually four major classes of echinoderms. These are Crinoidea, Asteroidea, Ophiuroidea, Eichionidea, Holothuroidea, and Concentricyloidea. The animals in these range from sea lilies to sea urchins.
Baby sea stars are called "larvae" or "planktonic juveniles" before they mature into adults.