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Keyword: habitat use

Landbird migration in riparian habitats of the Middle Rio Grande: A case study

Publications Posted on: July 19, 2010
Growing human populations and rapid ecological changes threaten the sustainability of the middle Rio Grande, a river corridor important to numerous species of wintering, breeding, and migrating waterfowl, shorebirds, and songbirds.

Threatened, endangered, and vulnerable species of terrestrial vertebrates in the Rocky Mountain Region

Publications Posted on: January 27, 2010
This report describes the current status of 67 threatened, endangered, and vulnerable wildlife species in the Rocky Mountain Region of the U.S. Forest Service. Known or potential reasons for population declines and species susceptibility are identified; and distributions, habitats, specialized needs, and perceived threats of individual species are discusses.

A comparison of habitat use and demography of red squirrels at the southern edge of their range

Publications Posted on: November 16, 2009
Populations at the edge of their geographic range may demonstrate different population dynamics from central populations. Endangered Mt. Graham red squirrels (Tamiasciurus hudsonicus grahamensis), endemic to southeastern Arizona, represent the southernmost red squirrel population and are found at lower densities than conspecifics in the center of the range.

Post-breeding habitat use by adult boreal toads (Bufo boreas boreas) after wildfire in Glacier National Park, USA

Publications Posted on: September 26, 2008
Effects of wildfire on amphibians are complex, and some species may benefit from the severe disturbance of stand-replacing fire. Boreal Toads (Bufo boreas boreas) in Glacier National Park, Montana, USA increased in occurrence after fires in 2001 and 2003. We used radio telemetry to track adult B.

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