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Sea Urchins eat the Hold-fasts of kelp with five self sharpening teeth.
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∙ 14y ago
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∙ 12y agosea urchins get their food by scraping algae off rocks, eating other small sea creatures by stinging them with their stingers,and using their tubed-like feet to eat it.
Wiki User
∙ 12y agoUrchins feed mainly on algae that they graze off of rocks. They do this by way of a complex jaw system called aristotles lantern.
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∙ 12y agoWhen the tide comes up and the rockpools in which Sea Urchins live the began to eat small organisms, once the water goes back down (low tide) the hold in water to keep themselves hydrated.
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∙ 14y agoUrchins eat algae, a plant. They have no prey.
Wiki User
∙ 11y agoThey have a spiny thorns so they will eat it
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Ho do sea urchins reproduce?
sea urchins can either reproduce sexually or asexually sea urchins can either reproduce sexually or asexually
What colors are sea urchins?
Sea urchins are purple, red, orange, yellow/orange, and a mix of red and purple.(Sea Urchins come in many shapes sizes and colors.)
Where do sea urchins live?
Sea urchins live in the sea, rock pools, kelp forests, and coral reefs
Do sea urchins die if they are not in the water?
While sea urchins are slow and non-aggressive, they do have spines for a reason. Some sea urchins possess venomous spines, sharp enough to pierce through a diving suit. This venom can cause muscle spasms, faintness, difficulty breathing and death.
What phylum do sea urchins belong?
Echinoderms.
What adaptations do sea urchins need to survive?
they have spines that react to predators
What can help the sea urchins To survive?
Sea urchins get their food at the bottom of the sea floor to eat dead fish.
Do sea urchins live in Connecticut?
No. Sea urchins live in the sea.
Do sea urchins live in warm water?
No, atually they live in massive groups, searching for kelp and other sea grasses to munch on. A large mass of urchins can clear massive kelp forests in a short amount of time. Most urchin groups live in shallows, but some species prefer deeper waters.
What do lobsters do to survive?
They eat dead fish. They also eat mussels, crabs, clams, and sea urchins.
What happened to the kelp forests?
In the 1800s, too many sea otters were hunted for their fur. Without sea otters, fewer sea urchins were eaten. Soon, too many sea urchins were being born. Smaller fish could not survive, because sea urchins ate their supplies of kelp. These fish were food for sea stars and crabs. The sea stars and crabs began to die out.
What does the process of fertilization in sea urchins produce?
More sea urchins.
Ho do sea urchins reproduce?
sea urchins can either reproduce sexually or asexually sea urchins can either reproduce sexually or asexually
What category do sea urchins fit into?
The classification of a Sea Urchin is Echinoidea
How many purple sea urchins are there?
there are excatly 3million purple sea urchins
How are sea urchins and kelp forests connected?
sea urchins eat kelp.
What does a sea urchin do to survive in the ocean?
to survive in the ocean, sea urchins always scurry away on their tube-like feet and hide in cracks and crevices. ( but of course they have to make sure their is no moray eels in there first!)
