only if they are still alive, if they are still alive return to water, if dead you can collect.
No you can not, it is illegal
Assuming you mean the skeleton of a sand dollar after it's dead, no it's not illegal. You can collect as many as you want. I don't think there is a restriction on keeping live sand dollars in salt water aquariums, but they are a shrinking population.
they open up their pores and let it out...
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 breathe through a process known as diffusion, using their tube feet.
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........ :)-
what is the sand dollars kingdom
No, sand dollars mainly eat small worms and algae.