Floating Antarctic Comb Jelly

Bright colors seem to jump off of this comb jelly, or ctenophore.
(© John Weller)
Bright colors seem to jump off of this comb jelly, or ctenophore. The rainbow effect appears when light emanates from comb jellies' namesake combs, which are rows of cilia that run up and down their bodies and propel their soft bodies through the water.