Experts have confirmed that it is a jellyfish-like organism called a ctenophore - also known as a comb jelly. They first emerged up to 700 million years ago - a long time before dinosaurs ...

We all lean forward, jostling each other to see. There. For a moment, a ghostly image of the ctenophore appears in the dish. An image made of bluish light that swirls and gradually dissipates ...