Yellowstone Pronghorn Alter Resource Selection After Sagebrush Decline
نویسندگان
چکیده
منابع مشابه
After long-term decline, are aspen recovering in northern Yellowstone?
In northern Yellowstone National Park, quaking aspen (Populus tremuloides) stands were dying out in the late 20th century following decades of intensive browsing by Rocky Mountain elk (Cervus elaphus). In 1995–1996 gray wolves (Canis lupus) were reintroduced, joining bears (Ursus spp.) and cougars (Puma concolor) to complete the guild of large carnivores that prey on elk. This was followed by a...
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We conduct long-term amphibian monitoring in Yellowstone National Park (YNP) (1) and read McMenamin et al.’s article (2) with interest. This study documents decline in the extent of seasonal wetlands in the Lamar Valley of YNP during extended drought, but the conclusion, widely reported in the media, of ‘‘severe declines in 4 once-common amphibian species,’’ is unsupported. This study wrongly d...
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Background and objective Transferring injured people to medical centers is one of the important challenges of providing relief in natural and man-made disasters. Often, due to the damage caused by the disaster, it is not possible to transfer the injured to safe medical centers in the short term. Establishing field hospitals in suitable places is one of the common solutions in these situations. ...
متن کاملNon-native grasses alter evapotranspiration and energy balance in Great Basin sagebrush communities
Over the last century non-native plants have invaded sagebrush communities of the American West. The widespread transformation from native sagebrush to invasive grassland communities as a result of wildfire will likely alter key ecosystem processes in the Great Basin, including hydrology and energy balance. To determine how this invasion may be disrupting ecosystem function, we coupled measurem...
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ژورنال
عنوان ژورنال: Journal of Mammalogy
سال: 2008
ISSN: 0022-2372,1545-1542
DOI: 10.1644/07-mamm-a-173.1