Multimedia Gallery
February 7, 2013
Videos credited to the National Science Foundation, an agency of the U.S. Government, may be distributed freely. However, some materials within the videos may be copyrighted. If you would like to use portions of NSF-produced programs in another product, please contact the Video Team in the Office of Legislative and Public Affairs at the National Science Foundation.
Additional information about general usage can be found in Conditions.
View a video of stream, willow, and beaver research in Yellowstone.
Scientists Tom Hobbs, Kristin Marshall and David Cooper study willows and beavers in Yellowstone National Park.
Credit: Colorado State University
Videos credited to the National Science Foundation, an agency of the U.S. Government, may be distributed freely. However, some materials within the videos may be copyrighted. If you would like to use portions of NSF-produced programs in another product, please contact the Video Team in the Office of Legislative and Public Affairs at the National Science Foundation.
Additional information about general usage can be found in Conditions.
Related story: Yellowstone Ecosystem Needs Wolves and Willows, Elk and...Beavers?