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Sea urchin
sea urchins
An Aristotle's lantern is a part of a sea urchin, five united jaws and ossicles belonging to certain sea urchins.
Sea urchins, class Echinoidea
Sea stars favorite food are mussels, they grasp the mussel with their tube feet and pry it apart. They then eject their stomach into the open mussel and digest the soft mussel body. Once digested, they slurp it back up. Sea urchins are very different. They usually eat algae by grazing on rocks. They do this by way of a very complex jaw system called aristotles lantern. They are similar in that in both cases, the oral surface is on the bottom of the animal.
Sea Urchins eat the Hold-fasts of kelp with five self sharpening teeth. For more details, see the link below.
Yes, sea urchins are herbivores because they mainly feed on algae.
Sea urchins mainly eat algae and coral. However, they also are known to sometimes feed on decomposing matter such as dead fish.
sea urchins are beneficial because they feed on dead organisms and help recycle materials. they control the growth of algae in coastal areas.
Yes they crawl on the sea bed Some cling to rocks I'm not sure what they feed on
No. Sea urchins live in the sea.
More sea urchins.