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Tag: "cattle" at biology news

South America's vast pantanal wetland may become next everglades, UNU experts warn

...ences of introducing intensive agriculture, modern cattle ranching, energy production, mining and other chan...antanal "Traditional Pantanal commodities ?mainly cattle and fishing ?cannot compete in today's marketplace," says UNU-PREP Director Dr. Teixeira. "Tradition...

Vampire bats keep out of trouble by running

...erica, these bats don't need to hurry to catch the cattle from which they extract perhaps a tablespoon of blood at a time for sustenance. They feed while their prey are sleeping, spending perhaps 10 minutes drinking from the small cuts they make. However, running may help them avoid being stepped on, Riskin...

First technology to remove prions that cause vCJD from blood launched

... who lived or visited countries where BSE infected cattle have been found. These donor deferral measures ha...an ante mortem test to detect infectious prions in cattle prior to entering the food supply. ...

Six million Africans face famine because of locusts, drought

...ed, OCHA said, while the prices for undernourished cattle and other livestock have plummeted. Children younger than 5 in Mauritania, Mali and Niger are suffering from rapidly spreading malnutrition and in Niger many villagers have been feeding themselves with wild plants, it said. ...

Making Sure Sacred Sheep Don't Become Extinct

...on deals with important livestock such as Holstein cattle and Yorkshire pigs. But one of the collections Blackburn, who is the coordinator of the animal section at ARS's National Center for Genetic Resources Preservation in Fort Collins, Colorado, is working on is likely not familiar to many Americans. He ...

Bugs, even 'bad' ones, can be educationally beneficial, new book says

...e cows made of cloth and steeped in insecticide on cattle ranches. Instances of infections dropped from 10,000 to 50 per year. These findings were reported in the journal Science in 2001. Not only do insects interact with people, some insect species share characteristics with humans, Waldbauer said. For ex...

Study shows eutrophic lakes may not recover for a millennium

...cal phosphorus to watersheds and limiting feed for cattle and other farm animals to feed that is grown in the watershed. At present, a significant amount of feed for farm animals is imported into the Lake Mendota watershed. Last year, the City of Madison implemented a ban on chemical phosphorus for lawn pr...

Variant prion protein causes infection but no symptoms

...zfeldt-Jacob disease in people, mad cow disease in cattle and chronic wasting disease in deer and elk. Now, new research suggests that a variant form of abnormal prion protein--one lacking an "anchor" into the cell membrane--may be unable to signal cells to start the lethal disease process, according to sci...

Lactose intolerance linked to ancestral environment

...airy herding or in places where deadly diseases of cattle were present before 1900, such as in Africa and ma...al evolution -- in this case, the domestication of cattle -- has guided our biological evolution." Although all mammalian infants drink their mothers' milk, ...

NASA satellite data provides rapid analysis of Amazon deforestation

...In the Brazilian Amazon alone, where the growth of cattle ranching and cropland agriculture are the primary causes of forest clearing, annual clear-cutting and burning of forests cover about 7,700 square miles or about the area of New Jersey. This study found a marked trend of larger and more extensive de...

New results validating Pall prion reduction filter disclosed at ISBT Congress

...an ante mortem test to detect infectious prions in cattle prior to entering the food supply. ...

Researchers find ways to turn manure into power

...said. "By assuring year-round uses of manure, the cattle feed yards in this area could not only stay current on manure harvesting, but the fuel quality of manure improves with more frequent harvest," Sweeten said. "An even greater benefit is that frequent surface manure harvesting by scraping is an accepte...

US/African project deciphers deadly parasite genome

...t Coast fever. The disease, which kills a million cattle a year in East and Central Africa, has had a devas...?such as Maasai tribal communities in Kenya ?where cattle play a crucial role in the local society and economies. The fever is caused by the parasite Theileri...

Oldest dated evidence of cattle in southern Africa found

...nal Museum shed new light on the questions of when cattle were brought to southern Africa and from where. A ...ue, provides the oldest directly dated evidence of cattle in southern Africa. Domestic sheep were also present at Toteng at about the same time. Historical a...

Retinal scans eyed for New Mexico show cattle

...rs are testing advanced eye-scanning technology on cattle as part of a national tracking system for animal h...scans are part of a growing technological trend in cattle identification," said Manny Encinias, livestock specialist at NMSU's Clayton Livestock Research Cent...

'Acid rain' and forest mass: Another perspective

...n the forest biomass. Also, intensification in the cattle sector, together with stabling and grouping together of herds, have given rise to the concentration of ammonia emissions in certain zones. This compound, deposited close to the sources of emission, is able to react with the acidic ions deposited at t...

Cattle grazing may help rather than hurt endangered species

...he latest issue of Conservation Biology finds that cattle grazing plays an important role in maintaining wet...t necessary for some endangered species. Removing cattle from grazing lands in the Central Valley of California could, inadvertently, degrade the vernal pool...

Seal rookeries could provide a reliable food source for endangered California condors, study finds

... condors are fed stillborn calves donated by local cattle ranchers. Eventually, the birds supplement their d... largely for tallow and leather. Many thousands of cattle were brought here, so the condors switched their whole diet to cattle." The large cattle ranches di...

New evidence questions the simple link between prion proteins and madcow disease

...ournal of Pathology. Since the outbreak of BSE in cattle and vCJD in humans, scientists have struggled to make sense of how an abnormal variation of a normal protein can trigger an infectious disease. Some are questioning whether this simple relationship exists at all. This paper adds new evidence that can...

Satellites show Amazon parks, indigenous reserves stop forest clearing

...nd the environmental certification of the region's cattle ranchers and soy farmers. Based in Belém, Brazil, he leads the Center's Amazon program. In 1995, he co-founded the Amazon Institute of Environmental Studies (Instituto de Pesquisa Ambiental da Amazônia), now the largest independent research instituti...

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