There are over 150 species of comb jelly in Earth’s oceans. If the image above looks like some kind of strange alien creature from another world, well, that’s because it sort of is.
They're strange because barnacles are actually crustaceans but they're a completely different group of animals - more closely related to a prawn than a cockle,' Dr Doubleday told the Advertiser.
The Cambrian sea was a very strange and alien place. Evolutionary biologist Stephen Jay Gould described the animals that lived there in his book Wonderful Life: The Burgess Shale and the Nature of ...