News tagged with small mammals
Lyme disease surge predicted for the northeastern US
The northeastern U.S. should prepare for a surge in Lyme disease this spring. And we can blame fluctuations in acorns and mouse populations, not the mild winter. So reports Dr. Richard S. Ostfeld, a disease ...
Mar 16, 2012 |
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Some mammals used highly complex teeth to compete with dinosaurs: study
Conventional wisdom holds that during the Mesozoic Era, mammals were small creatures that held on at life's edges. But at least one mammal group, rodent-like creatures called multituberculates, actually flourished ...
Other Sciences / Archaeology & Fossils
Mar 14, 2012 |
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Irish mammals under serious threat from 'invasional meltdown'
Some of Ireland's oldest inhabitants are facing serious threat and possible extinction because of foreign species, according to researchers at Queen's University.
Feb 21, 2012 |
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Yosemite's alpine chipmunks take genetic hit from climate change
Global warming has forced alpine chipmunks in Yosemite to higher ground, prompting a startling decline in the species' genetic diversity, according to a new study by researchers at the University of California, ...
Feb 19, 2012 |
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Researchers find critical speed above which birds- and drones- are sure to crash
The northern goshawk is one of nature's diehard thrill-seekers. The formidable raptor preys on birds and small mammals, speeding through tree canopies and underbrush to catch its quarry. With reflexes that rival a fighter ...
Technology / Computer Sciences
Jan 19, 2012 |
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Winter diets? The secret is to chill the extremities
It is well known that large mammals living in temperate climates lower their metabolism in winter. But does this represent a mechanism for coping with less food or is it merely a consequence of having less to eat? For the ...
Dec 16, 2011 |
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SANS tracks cell death protein invading biomimetic mitochondrial membrane
(PhysOrg.com) -- An international team of biochemists, biophysicists, and neutron scientists are using a combination of fluorescence and small-angle neutron scattering (SANS) techniques to assist biochemists ...
Dec 15, 2011 |
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Rare bettongs return to mainland
The rare eastern bettong (Bettongia gaimardi) has returned to the Australian mainland, after an absence of over 80 years.
Nov 03, 2011 |
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Sierra Nevada red foxes are more common than once thought
At least half a dozen Sierra Nevada red foxes, a species once believed to have been nearly wiped out in the 1920s, roam the high country wilderness south of Yosemite, U.S. Forest Service biologists said Thursday.
Sep 26, 2011 |
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A pitcher perfect relationship
(PhysOrg.com) -- It seems counterintuitive, but in rare cases carnivorous plants and herbivorous animals nourish each other in a mutually beneficial relationship.
Jul 05, 2011 |
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Lyme disease tick adapts to life on the (fragmented) prairie
A new study offers a detailed look at the status of Lyme disease in Central Illinois and suggests that deer ticks and the Lyme disease bacteria they host are more adaptable to new habitats than previously ...
Jun 21, 2011 |
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Can we predict which species will be able to move far or fast enough to track changing climate?
As global temperatures rise, suitable sites for many plants and animals are shifting to cooler and higher ground. Can we predict which species will be able to move far or fast enough to keep up? A new study says the secrets ...
May 12, 2011 |
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Gentle bilby had 'killer' ancestor
(PhysOrg.com) -- The gentle rabbit-like bilby - Australia's stand-in for the Easter bunny - had an ancient relative that was a far more fearsome little beast, a new study has found.
Other Sciences / Archaeology & Fossils
Sep 01, 2010 |
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Small mammals -- and rest of food chain -- at greater risk from global warming than thought
The balance of biodiversity within North American small-mammal communities is so out of whack from the last episode of global warming about 12,000 years ago that the current climate change could push them ...
May 23, 2010 |
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Birds Play an Important Role in the Spread of Lyme Disease
(PhysOrg.com) -- The range of Lyme disease is spreading in North America and it appears that birds play a significant role by transporting the Lyme disease bacterium over long distances, a new study by the Yale School of ...
Medicine & Health / Diseases, Conditions, Syndromes
Dec 23, 2009 |
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