Tag: "native" at biology news
West Nile Virus may be new deadly strain, USGS tells Congress
...adison, Wis., briefed the committee on the role of native
bird populations and other wildlife in the emergen...s suggests that this virus is more virulent to our native
birds or it may represent a new, more virulent strain of the virus." Resident and migratory birds...
A little help from below: naturally occurring microbes ready to lend a hand trapping radioactivity underground
...o inject urea into a contaminated area and let the native
microorganisms go to work breaking it down. The resulting buildup of calcite should keep the strontium-90 from spreading. The buildup will remain limited to the area around the injection well and will not interfere with groundwater flow. "If we ca...
Rapid size change in introduced fruit fly indicates it is evolving as it invades North America
...roughout the southeastern United States decimating native
species and upsetting ecosystems. Until now, biolo... one-eighth of an inch long, seems to be replacing native
fruit flies in the Pacific Northwest. "Humans are introducing plants and animals all around the glo...
Human breast cancer linked to infected mice, says study
...domesticus (a type of house mouse) is the resident native
or introduced species. "Given ...the near identity...id the authors. The house mouse Mus domesticus is native
from Western Europe to Iran, and introduced into Northand South America, Australia, New Zealand and ...
Emerging infectious diseases of wild animals are a threat to biodiversity and human health, according to new report
...s resulted in a staggering 50 million deaths among native
South Americans. Despite suspicious that disease m...ought to have caused the extinction of a number of native
species and was originally introduced with exotic, alien birds." The emergence of infectious diseas...
Transgenic fish could threaten wild populations
...eleasing a transgenic fish tothe wild could damage native
populations even to the point of extinction. A tra...nsgenic fish could present a significant threat to native
wildlife."Transgenic fish are typically larger than the native
stock, and that can confer an advanta...
Formosan termite may be top concern of entomologists of the new millenium, according to report
...ver been seen here. While most species of termites native
to America feast largely on wood used in buildings or on dead timber, Formosan termites make no such distinction, eating through live trees like chain saws. In New Orleans, for instance, majestic live oaks add much to the city's ambiance, but an esti...
Roads affect 20% of U.S. land
...n. For instance, people can restore roadsides with native
plants, providing habitat for butterflies, birds and other animals. Many roads in agricultural areas of Australia are bordered by nature reserves. People can also find ways to help animals cross roads safely. Fourteen European countries are collabora...
Millennium and Wyeth-Ayerst announce the discovery of key potassium ion channel modulating proteins
...t these KChIPs are important missing components of native
A-type potassium channels which helps explain the ...ortant features of the physiological properties of native
A-type potassium channels," said Frank An, Ph.D., scientist at Millennium and first author on the pa...
The future of planet earth: scientific challenges in the coming century
... strategies for re-establishment and protection of native
communities. For more information on how invasive species change the face of America's landscapes and waters, contact William Gregg at 703-648-4067. More specific information on these invaders and color photos are available at www.usgs.gov/invasive...
Origins of first Americans
... accessible just last summer, Brace showed how the native
inhabitants of the Western Hemisphere fit into several different groups based on craniofacial patterns. For the analysis, Brace and colleagues compared a battery of two dozen measurements made on each skull to generate a "dendrogram," a tree-like fig...
International trade imperils U.S. plants, animals and crops
...t century, it poses a real threat to the country's native
plants and animals as well as to its productive cr... the dock, or even better, before they leave their native
country." D'Antonio will lay out her predictions in a talk on Sunday, Feb. 20, at this week's mee...
USGS scientists find new population of Asian swamp eels in south Florida
...astern wetlands, where they could adversely affect native
fishes, amphibians and invertebrates through preda..."They have the potential to disrupt food webs, eat native
species, and compete with native
fish and wading birds for food. The interconnectedness of the water...
Food web theory suggests ecology may be governed by general rules
...ems. For example, scorpions, cacti and woodpeckers native
to the Sonoran Desert, it is generally thought, abide by food-web laws distinct from the laws dictating the food-web structure of fish, crabs and plankton in the Chesapeake Bay. To test their theory, the researchers selected seven of the most comple...
Colorado State and international scientists say loss in biodiversity by year 2100 could be consequence of global changes
...s stress on the food chain or some other aspect of native
species' existence. Freshwater ecosystems are very sensitive to poor land-use practices, Poff said, because as low points on the landscape, they accumulate damaging silt and excess nutrients from runoff. The earth's surface wasn't the only focus o...
Diversity of trees in forests may be caused by soil pathogens, IU biologists find
...ur results provide the most complete evidence that native
pathogens influence tree distributions." This work has both national and international significance because it extends to temperate forests one of the best-known ideas in ecology, the Janzen-Connell hypothesis. According to this hypothesis, the dive...
Special four-day symposium on MTBE and drinking water
... -- the researchers succeeded in inducing bacteria native
to Vandenberg Air Force Base to rapidly digest and destroy MTBE. (D. Mackay, University of Waterloo, Ontario, Canada; ENVR 230; Thursday, March 30, 9:50 a.m., Hilton Imperial B, Ballroom Level. See page 108 in the final program.)...
New science resources available from the ESA
...s for example, can cause extinctions of vulnerable native
animals by preying upon them, consuming their food...nutrient cycles, and water and energy budgets in a native
ecosystem. Such alterations can greatly diminish the abundance of native
plants, and even clog rive...
New USGS research shows how land use affects amphibians
...estigating the value of constructed farm ponds for native
amphibians. Thousands of farm ponds have been constructed in the Midwest through cost-share programs with the U.S. Department of Agriculture. The purpose of these farm ponds is to prevent soil erosion and create wildlife habitat, yet few studies have...
RX for Hawaii's dry forests: no cows and lots of hard work
...rid of cows and goats is key to restoring Hawaii's native
ecosystems. But this is not nearly enough for the .... The researchers found the preserve had almost no native
canopy tree seedlings, showing that getting rid of grazing is not enough to conserve Hawaii's dry fo...
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