Helen Scales: "Poseidon's Steed" (Gotham Books)
http://thedianerehmshow.org/shows/2009-09-02/helen-scales-poseidons-steed-gotham-books
A marine biologist describes mankind's fascination with seahorses and explains their unusual appearance.
Guests
Helen Scales
marine biologist, a fellow of the Royal Geographic Society, and a host on the BBC radio shows "The Naked Scientists" and "Home Planet."
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