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Is an octopus a echinoderm?
No an octopus is a mollusk, just like squids, clams, and oysters. Echinoderms are sea stars, sea urchins, sea cucumbers, sea lilies, sand dollars, basket stars, brittle stars, and feather stars.
Do sea stars need food to survive?
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
What is the central nervous system of a sea star used for?
Starfish, or sea stars, lack a brain and central nervous system. They do have a nervous system that can sense things like orientation, touch, temperature and light.
What is the sea anemones predators?
The sea star's predators are birds, otters, and humans. This is according to http://library.thinkquest.org/J001418/star.html. Sea Stars (like Solaster dawsoni) also prey on other species of sea stars (like Pycnopodia helianthoides).
What acts like suction cups and help sea stars move and feed?
Tubefeet acts like suction cups and help sea stars move and feed.
What are sea star?
The sea star's predators are birds, otters, and humans. This is according to http://library.thinkquest.org/J001418/star.html. Sea Stars (like Solaster dawsoni) also prey on other species of sea stars (like Pycnopodia helianthoides).
What environment do sea stars like to live in?
Sea stars prefer a clean environment with a low salt content. They prefer an abundance of food, and like their environment to be as natural as possible.
What phylum contains sea stars?
Includes: Sea Stars, Sea Lillies, Sea Urchins, Sea Cucumbers, Brittle Stars
What does a sea stars environment look like?
colorful with alot of other creatures and sea plants
What else is like Starfishes sea urchins and sea cucumbers?
Seastars, sea urchins, and sea cucumbers are all members of the phylum Echinodermata. Other members of this phylum include: sand dollars, brittle stars, basket stars, feather stars, sea lilies, and heart urchins.
Is an octopus endothermic or exothermic?
Echinoderms group includes sea stars, sea urchins, and sea cucumbers. Less known members of the phylum are exothermic or poikilothermic their temperature depends on their environment.
What are facts about sea stars?
sea stars have NO brains
