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yes they do.
http://www.enchantedlearning.com/subjects/invertebrates/echinoderm/Seaurchin.shtml
Wiki User
∙ 11y ago
Wiki User
∙ 11y agoYes. Seahorses, like most fish, have brains.
Wiki User
∙ 13y agoyes they have a shell called the test its green and spiky
Wiki User
∙ 13y agono they don't
Wiki User
∙ 13y agoSea star does not have a brain
Wiki User
∙ 9y agono they do not have a heart or brain
Wiki User
∙ 12y agoNo
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Do sea urchins live in Connecticut?
No. Sea urchins live in the sea.
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 are sea urchins and kelp forests connected?
sea urchins eat kelp.
How many purple sea urchins are there?
there are excatly 3million purple sea urchins
Where can sea urchins be found?
in the sea
Are sea urchins predators?
No. Sea urchins are primary consumers and only eat sea weed, algae and kelp.
Is sea urchins herbivorous?
Yes, sea urchins are herbivores because they mainly feed on algae.
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.)
Is sea urchin a fish?
No, sea urchins are not fish. They are marine animals belonging to the phylum Echinodermata, whereas fish belong to the animal kingdom Chordata. Sea urchins have a hard outer shell made of calcium carbonate and are more closely related to starfish and sand dollars than to fish.
Where can you find a sea urchins?
Sea urchins are found generally in the sea, however they can also be found in/on rock pools or areas near to the sea.
