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NATURE | Crash: A Tale of Two Species | Blue Blood | PBS

Duration: 03:17

Horseshoe crabs' blue blood, which contains copper, not iron, is prized by the biomedical community for its ability to detect bacteria in human medicines. It's just one of the amazing qualities of the 350-million-year-old evolutionary marvel detailed in "Crash: A Tale of Two Species, premiering on PBS Sunday, February 10, 2008 at 8 p.m. (check local listings).

Written, produced and narrated by Emmy Award-winning filmmaker Allison Argo, the film explores the fascinating link between the horseshoe crab and the red knot shorebird, and our crucial role in their continued survival. Part of the 26th season of the Peabody and Emmy-winning series produced by Thirteen/WNET New York for PBS. Major support provided by Canon U.S.A. Inc., Toyota, and the Corporation for Public Broadcasting. For more information, visit www.pbs.org/nature

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Post Date: February 4, 2008