Nudibranch-Sea slugs-There are more than known species of nudibranch, and new ones are being identified almost daily. They are found throughout the world's oceans, but are most abundant in shallow, tropical waters. Their scientific name, Nudibranchia.
Blue Button Porpita porpita (aka blue button jellyfish), is not a jellyfish, but a marine organism consisting of a colony of hydroids found in tropical and sub-tropical waters of the Pacific, Atlantic and Indian oceans.
Paige: our character's storyline is based on their species having Light embedded in their body somehow - because they live in nice darkness. The Krad want to destroy the inhabitants so there is always eternal darkness.