New study finds that the nutritional value of prey within a single species can widely vary, offering key insights for food web dynamics and ecosystem change The hunt is on and a predator finally zeroes in on its prey. The animal consumes the nutritious meal and moves on to forage for its next target. But how much prey does a predator need to consume? Following a period of massive starvation among animals living along the California coast, University of California…
The sperm whale and its large prey, the jumbo squid, are among the deepest divers in the ocean, routinely reaching depths of 3,000 feet or more. Now, in a new…
Ocean acidity is rising as sea water absorbs more carbon dioxide released into the atmosphere from power plants and automobiles. The higher acidity threatens…
Some 90% of all births of cattle and pigs in Norway result from artificial insemination with frozen, or fresh and stored semen. Highly fertile semen fetches a…
Dr. Ken Casey, Experiment Station air quality engineer in Amarillo, wants to measure ammonia and hydrogen sulfide emissions from feedyards. His research team…
The two four-month cattle finishing experiments with yearling heifers were conducted by Dr. Mike Brown, a Texas Agricultural Experiment Station ruminant…
Dr Susan Page, of the Department of Geography, has been awarded 458,000 Euros funding from the European Commission for the international project involving…
Science attributes the creation of the Earth's magnetic field to the movement of electricity conducting liquids in the molten core of the Earth. Researchers…
The Chinese and Israeli researchers showed that the average precipitation on Mount Hua near Xian in central China has decreased by 20 percent along with…
But while this pattern has been widely recognized, there has been astonishing lack of consensus on what the main drivers of this pattern are. By integrating a…
Such modelling exploits relationships between species' occurrences and characteristic environmental conditions. The accuracy of resulting models is crucial if…
The Great Salmon Run: Competition Between Wild and Farmed Salmon, released by TRAFFIC, the wildlife trade monitoring network of World Wildlife Fund and…
Despite the inaccessibility of this layer and the extreme conditions which prevail, they have succeeded in modelling the defects responsible for its…
It is the first time that such a comprehensive inventory, named EurOcean-MaP, of marine research projects funded in Europe has been achieved. This inventory…
In 2005 the target was not reached and it will probably not be reached in 2010 either (we are in 2006 at approximately 0.8%), but anyway the Directive showed…
As in other species with harem-like mating systems, the voice organs of reindeer differ according to gender. Adult males have a much larger air sac than…
While white wine has ancient origins – residue of white wine was found in the tomb of the Egyptian king, Tutankhamun – researchers know that the ancestors of…
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