Wood in Three Dimensions
This web page describes wood structure and grain with several detailed graphics and photographs.
Visit the The Anatomy of Wood web site
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Wood in Three Dimensions
Clicking on the woody stems or wood secondary xylem links you to an extensive collection of photos of wood grain and structure.
Visit the University of Wisconsin-Botany Dept web site
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"Having Multiple Bodies in One, Lifetime"
"The Museum of Natural History presents The Butterfly Conservatory, an exhibit exploring the anatomy, growth and development, and ecology issues surrounding butterflies. "
Visit the The Butterfly Conservatory web site
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