Aliens in the shape of mushroom-shaped creatures have been discovered in the ocean depths off Australia.
Two species of the strange organisms were found which scientists could not place in any family of living things.
The animals, known as Dendrogramma, consist mainly of an outer skin and inner stomach separated by a dense layer of jelly-like material.
Scientists suspect they are related to ancient extinct life forms that lived 600 million years ago and may have represented a failed early attempt at multicellular life.
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