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Videos

Watch the YouTube video - Predators, with Bill Ripple.

Watch the Oregon Field Guide special, Wolves in Oregon?. Bill Ripple and his Yellowstone research are featured at minutes 14.36-17.25.

Watch the Bio Bulletin video entitled "Yosemite: Biodiversity in the balance?" from the American Museum of Natural History. YouTube

View the NATURE documentary In the Valley of the Wolves which premiered November, 2007 on PBS.

Watch the Bio Bulletin video entitled "Wolves Help Aspen Trees Grow" from the American Museum of Natural History.




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