Sun Bleach.
At first it was not known that the sand dollars are living things. People thought (myth) it was like a large coin and that it was the coin/dollar used by the sea mermaids. It was found on beach sands. hence the name sand dollars.
No, it is money that people use on the beach.
In the sand
Sand dollars are important because they are a unique type of animal. Their shells are also sold and are an economic resource to some people.
You can not cheat to get sand dollars. You have to work for it, or you have to buy it.
I found these sand dollars in that littoral zone.
Sand dollars breathe through a process known as diffusion, using their tube feet.
Sand dollars.
sand dollars got there name because they are shaped like a coin and they dig themselves into the sand
Phylum Echinodermata
Sand dollars don't protect themself, they just sit their........ :)-