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Why are sand dollars circular?

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Anonymous

∙ 12y ago
Updated: 8/20/2019

Sand dollar's circular appearance is due to it's hard shell like structure called the Test that is circular. the test is covered by the spiny skin.

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Wiki User

∙ 12y ago
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What is the sand dollars habitat?

In the sand


How big are sand dollars?

Sand dollars typically range in size from about 3-5 inches in diameter, with some species growing as large as 6 inches. They are flat, circular echinoderms that are commonly found along sandy shores and shallow waters.


Fishville cheats how to get sand dollars?

You can not cheat to get sand dollars. You have to work for it, or you have to buy it.


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Sand dollars breathe through a process known as diffusion, using their tube feet.


This echinoderm burrows in the sand?

Sand dollars.


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sand dollars got there name because they are shaped like a coin and they dig themselves into the sand


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Phylum Echinodermata


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What family is the sand dallor in?

what is the sand dollars kingdom


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Sand Dollars are about the size of a grown human hand when fully grown. They cannot eat humans.


Do sand dollars have rays?

No

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