Find out the great secret behind the fossilised shells of these microscopic marine creatures known as foraminifera.
These microscopic marine creatures have secrets. It's not their age of over 500 million years. It's not that their exquisite shells have all the beauty of fine bone china ... or glass. Their secrets lie in the fossils of their tiny shells. They can tell us the history of earth's climate. They also formed the limestone rock that is now Egypt's Great Pyramids.
Last Updated: 18 June 2010
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