What type of fish is a sand dollar?
Sand dollar is like a starfish. It has a hard bony body covered
by spiny skin. The skin has cilia, which helps in catching the
organic material that comes near to feed on. There are male and
female sand dollars seperately. Snad dollars live in a group on
sandy sea beds. They are sometimes washed ashore. when threatened
the sand dollars can burry themselves under sand.