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The Transforming Leap, from Four Legs to Two

Grades: 9-12
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John Noble Wilford, a New York Times science writer, outlines various hypotheses on the origin of bipedalism.

Accessibility: Textual, Visual

Permitted use: Stream Only

Benchmarks for Science Literacy
NSTA National Science Education Standards


Source: Nicholas Wade, ed., The Science Times Book of Fossils and Evolution

Credits
©1995 by the New York Times Co. Reprinted by permission.


Project Credits

Contributor: WGBH Educational Foundation-grayscale


Funder: National Science Foundation-grayscale


Producer: WGBH Educational Foundation-grayscale