Yellowstone Invites Visitors to Celebrate Hayden Valley Hawk Watch This Sunday
Sep. 15 2015
Yellowstone National Park
On Sunday, September 20, visitors can join Yellowstone Raptor Initiative volunteer Katy Duffy celebrate the spectacle of raptor (bird of prey) migration in Yellowstone National Park's Hayden Valley. http://www.nps.gov/yell/learn/news/15073.htm
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