Monitoring cougar in Yosemite Valley Difficult San Mateo County Times June 22, 2008.
Lack of predators harms wild lands San Mateo County Times June 21, 2008.
Cougar decline resuls in critical changes to Yosemite ecosystem Land Letter - E&E Publishing Service May 8, 2008.
How humans, vanishing cougars changed Yosemite San Francisco Chronicle May 2, 2008.
Yosemite: Protected but Not Preserved. Science Magazine May 2, 2008.
Wolves and Elk Shape Aspen Forests CurrentResults.com 2007.
Wolve's Make Mark On Yellowstone. GLRC's Then Environment Report December 2007.
Return of the Wolves. Weekly Reader December 2007.
Fear Matters ScienceNewsForKids.org Oct. 31, 2007.
Oregon State is No. 1 in conservation biology. The Oregonian via OregonLive.com September 6, 2007.
Conservation Biology Program at OSU Ranked First in Nation. OSU Headline News September 5, 2007.
Yellowstone's Wolves Save Its Aspens. The New York Times August 5, 2007.
Presence Of Wolves Allows Aspen Recovery In Yellowstone. Science Daily (ScienceDaily.com) July 31, 2007.
Yellowstone trees get help from wolves. MSNBC.com July 27, 2007.
Apsens Return to Yellowstone, With Help From Some Wolves. www.sciencemag.org July 27, 2007.
A Howling Success. National Parks Conservation Association Magazine Winter 2006.
It All Falls Down: A plummeting cougar population alters the ecosystem at Zion National Park. Smithsonian Magazine/Smithsonian.com December, 2006.
Cougar Predation Key To Ecosystem Health. ScienceDaily.com / University of Toronto October 25, 2006.
The Ecology of Fear. emagazine.com March 2006.
Wolf Reintroduction and Ecosystem Restoration. Biohabitants "Leaf Litter" Spring 2005.
Hunting Habits of Yellowstone Wolves Change Ecological Balance in Park. The New York Times Oct. 18, 2005.
Falling for aspens. Mail Tribune Oct. 14, 2005.
Episode 3 "Predators", Strange Days on Planet Earth. National Geographic April 2005.
Landscape of fear. Oregonian Feb. 9, 2005.
Ecological changes linked to wolves. The Seattle Times Jan. 12, 2005.
Research Suggests the Ecological Value of Large Predators Be Reconsidered. The Forestry Source Jan. 2005.
A Top Predator Roars Back. On Earth Summer 2004.
Mystery in Yellowstone: wolves, wapiti, and the case of the disappearing aspen. Notable Notes, Oregon State University 2004.
Research Shows Wolves Play Key Role in Ecosystems. ABC News Dec. 15, 2004.
The Ecology of Fear: Wolves gone, western ecosystems suffer. OSU News & Communication Services Dec. 8, 2004.
Who's Afraid of the Big Bad Wolf? The Yellowstone Wolves Controversy. Journal of Young Investigators Nov. 2004.
Linking Wolves, Ungulates, and Aspen Recruitment, Abstract. Utah State Forestry Extension Oct. 2004.
Lessons from the Wolf. Scientific American Jun. 2004.
Part 2: Yellowstone ecosystem coming into balance since reintroduction of wolves. Earth & Sky Radio Program May 25, 2004.
Part1: Disappearing aspen -- and wolves -- in Yellowstone National Park. Earth & Sky Radio Program May 24, 2004.
Wolves linked to vegetation improvements. Wyoming Tribune-Eagle Mar. 18, 2004.
Wolves Reshape Yellowstone National Park. National Geographic Kids Mar. 2, 2004.
Endangered Wolves Make a Comeback. National Public Radio Feb. 20, 2004.
Wolves' Leftovers Are Yellowstone's Gain, Study Says. National Geographic News Dec. 4, 2003.
Reintroduction of Wolves May End Tree and Shrub Decline in Yellowstone. The Forestry Source December 2003.
Reintroduction of Wolves May End Tree and Shrub Decline in Yellowstone Carnivore's Presence May Be Key to Re-establishing the Park's Aspen, Cottonwood, and Willow. The Forestry Source Dec. 2003.
Lewis and Clark notes reveal history of human impacts. OSU News & Communication Services Nov. 19, 2003.
Wolves linked to tree recovery. Billings Gazette Oct 29, 2003.
Wolves enhance biodiversity in Yellowstone, report says. Oregonian Oct. 29, 2003.
Scientists: Wolves helping rebalance Yellowstone ecosystem. OSU News & Communication Services Oct. 28, 2003.
A top dog takes over. National Wildlife Federation Oct./Nov. 2003.
OSU student maps L&C wildlife observations. Corvallis Gazette-Times Mar. 28, 2003.
Aspens wither without wolves. Herald and News Nov. 19, 2000.
Observatory: Fates of wolf and aspen. New York Times Sep. 26, 2000.
Quiet Decline: Fewer wolves and wildfires may have led to aspen's decline. ABC News Sep. 21, 2000.
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