Sea stars
Star stars are among the most familiar of marine invertebrates. They are members of the phylum Echinodermata.
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"Starfish, Mauritius."
http://en.wikipedia.org/wiki/File:Starfish,_Mauritius.jpg
Wikipedia
CC BY-SA.
