You are misidentifying the animals as sand dollars (Mellita), when in fact they are 6-holed sea urchins.
In the sand
You can not cheat to get sand dollars. You have to work for it, or you have to buy it.
Sand dollars.
sand dollars got there name because they are shaped like a coin and they dig themselves into the sand
Sand dollars breathe through a process known as diffusion, using their tube feet.
Sand dollars don't protect themself, they just sit their........ :)-
what is the sand dollars kingdom
No, sand dollars mainly eat small worms and algae.
Sand Dollars are about the size of a grown human hand when fully grown. They cannot eat humans.
No
No?