Blue Linckia, Linckia multifora 

The Blue Linckia is a brightly colored exotic starfish found in the Indian Ocean. Linckias are commonly red, blue, or purple.  Despite their beautiful appearance, they are carnivorous hunters, feeding on clams and other mollusks!  Notecard measures 4 1/2" x 5 1/2," includes an envelope, and comes in a clear plastic sleeve.