THE LIFE OF THE SEA
'(<a href="http://www.j-archive.com/media/2007-06-11_DJ_10.jpg" target="_blank">Sarah of the Clue Crew delivers the clue</a>) Sea urchins' body symmetry makes their teeth fit together in a way that this pupil of Plato compared to a five-sided <a href="http://www.j-archive.com/media/2007-06-11_DJ_10a.jpg" target="_blank">lantern</a>.  2300 years later, it's still known as his lantern'
Aristotle