Sand Dollar

1
Sand Dollar

• By
• Mark Trombley

2
What is a Sand Dollar

• It is an animal that lives slightly buried in
  the sand in shallow coastal waters

3
What is their Body structure like?

• The bodies of many species of sand dollars
  contain slots of notches.
• Sand moves up through the slots when the animal
  buries itself

4
How do they reproduce?

• A sand dollar releases eggs from small openings
  near the center of the top of the body
• The eggs develop into free-swimming larvae.

5
What do they eat?

• A sand dollar eats tiny aquatic organisms that it
  finds among the sand grains or traps from the
  surrounding water.

6
Conclusion

• I learned a lot about sand dollars. It is a
  fascinating creature of the sea. I wish I could
  study more as a job or something. Maybe I could
  be a Marine Biologist.