The beautiful Crown Jellyfish (Netrostoma setouchina) has a deep groove running around the bottom of the umbrella, giving them the appearance of a crown.
Some cool info:
♦ Jellyfish are 95% water.
♦ They have no heart, brain, blood, or gills.
♦ The body of the Jellyfish is called a bell.
♦ Their tentacles and arms are around their mouth.
♦ They use their tentacles to help sense and catch fish, shrimp, and zooplankton.
♦ They have roamed the seas for at least 500 million years.