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Sea Something Sand Dollars Its Alive

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[Sea Something Sand Dollars Its Alive]

[Sea Something:] Source: LYBIO.net
What I have here is a live sand dollar.

Now you might be used to what a dead sand dollar looks like. So I’m just going to put this guy down for a minute and pick up a dead one that I actually have found here.

Sea Something Dead Sand Dollars Its Alive

Sea Something Dead Sand Dollars Its Alive

So this is a dead sand dollar.

Sometimes these will be quite white, sometimes they’ll be covered in seaweed like you can see just the top of this one is. And often you’ll be able to clearly see the set of grooves and an opening at the bottom. All of this tells me that this is a dead sand dollar.

Now if I go back to our live sand dollar seems to be a little bit different.

Sea Something Sand Dollars Its Alive

Sea Something Sand Dollars Its Alive

These are often quite dark in color, almost a black purple you can still sort of see that outline of almost a flower on their back.

Sea Something Sand Dollars Bristles Are Moving

Sea Something Sand Dollars Bristles Are Moving

[Sea Something:] Source: LYBIO.net
But the underneath side of them that you don’t actually see that opening the same way.

If you take a really close look, you can actually see the bristles are moving.

What these sand dollars actually eat is microscopic organisms floating in the water. And so that’s why they have all these fine, fine bristles. They’ll actually catch this plankton move it with their bristles towards the center, which is where their mouth is and then consume it that way.

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Sea Something Sand Dollars Its Alive. So this is a dead sand dollar. Complete Full Transcript, Dialogue, Remarks, Saying, Quotes, Words And Text.

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