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  • North American Beaver

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    The North American beaver (Castor canadensis), a keystone species in Colorado’s wetlands and waterways, has struggled to recover from excessive trapping during the nineteenth-century fur trade.
    North American Beaver



Colorado Parks and Wildlife, “Beaver Problems,” Press Release, June 29, 2000.

Colorado Parks and Wildlife, “Nuisance Wildlife Laws in Colorado,” updated June 2015.

Colorado Parks and Wildlife, “2015 Colorado Small Game.”

Eric Jay Dolin, Fur, Fortune, and Empire: The Epic History of the Fur Trade in America (New York: W. W. Norton, 2011).

Ben Goldfarb, “The Beaver Whisperer,” High Country News, November 9, 2015,.

Fred R. Gowans, Rocky Mountain Rendezvous: A History of the Fur Trade Rendezvous, 1825–1840 (Layton: G.M. Smith / Peregrine Smith Books, 1985).

Keith G. Hay, “Succession of Beaver Ponds in Colorado 50 Years After Beaver Removal,” Journal of Wildlife Management 74, no. 8 (2010).

Helge Ingstad, The Apache Indians: In Search of the Missing Tribe (Lincoln: University of Nebraska Press, 2004).

La Plata County, Colorado, “Living with Beavers,” n.d.

Dietland Müller-Schwarze, Beaver: Its Life and Impact, 2nd ed. (Ithaca, NY: Cornell University Press, 2011).

National Park Service, “Beavers,” n.d.

National Park Service, “Elk and Vegetation Management Plan Fact Sheet,” updated August 2015.

National Park Service, “Final Environmental Impact Statement: Elk and Vegetation Management Plan,” February 15, 2008.

D. J. Wishart, The Fur Trade of the American West, 1807-1840: A Geographical Synthesis (London: Croom Helm, 1979).

Additional Information: 

Don J. Neff, “A Seventy Year History of a Colorado Beaver Colony,” Journal of Mammalogy 40, no. 3 (1959).