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Animals in Biological News

New stem cell research could reduce number of animal experiments

... disease, greatly reducing the number of animals used in research. Stem cells are the precursor ... Centre for Replacement, Refinement & Reduction of animals in Research (NC3Rs) to study ALS, a form of motor ... the disease, but will also reduce the numbers of animals used in research. "There is a real need to ...

K-State researcher, collaborators study virulence of pandemic H1N1 virus

... disease -- those that can be transmitted from animals to humans and vice versa. Zoonotic diseases will ... diagnostics that detect antibodies produced by animals infected with the virus. "We do this work to ... H1N1 does infect pigs and transmits between the animals but is not fatal. "Its important to know the ...

Earliest animals lived in a lake environment, research shows

... after 3 billion years of single cell organisms, animals diversified rapidly. Conventional wisdom has ... "Thus it is surprising that the first evidence of animals we find is associated with lakes, a far more ... of evidence indicated to us that these early animals lived in a lake environment." Bristow noted ...

Reintroduced Chinese alligators now multiplying in the wild in China

... offspring of a group of alligators that includes animals from the Wildlife Conservation Society's Bronx ... were dire, with an estimate of fewer than 130 animals in a declining population. An international ... of captive bred alligators. The first three animals released in Hongxing Reserve of Xuancheng County ...

The last supper of the hominids establishes the times they lived at the sites

... the dental wear of the fossils of herbivorous animals hunted by Homo heidelbergensis . It is the first ... has based its studies on the dental fossils of animals hunted by hominids in order to determine the ... been able to analyze the last food consumed by animals such as the Eurasian wild horse ( Equus ferus ), ...

US-Mexico border wall could threaten wildlife species

... could dramatically improve the potential for animals to move more freely between the two countries, ... that this barrier will break small populations of animals into even smaller pieces that will result in fewer animals interacting," said Clinton Epps, a wildlife ...

New national genome center launched

... of economically and socially important plants, animals and microbes. The exact projects that TGAC will ... livestock such as sheep will help breeders raise animals resistant to disease. Producing more ... lead in the sequencing of the genomes of plants, animals and microbes. By concentrating on specific ...

Key to evolutionary fitness: Cut the calories

... mammals was limited by resource levels, that is, animals would eat as much as they could while food was ... abundant, energy intake reaches a limit, even in animals with high nutrient demands, such as lactating ... energy at close to the maximum rate has costs for animals which may compromise their ability to ...

Common fish species has 'human' ability to learn

... evolution may be more prevalent in nonhuman animals than currently believed. The findings show that ... which the others fed. Dr Kendal said: "Lots of animals observe more experienced peers and that way gain ... a recipe for success to simply copy someone. animals are often better off being selective about when ...

Manatees can probably hear which directions boats approach from

... 3rd, Gordon Bauer and Roger Reep trained the animals to swim to a specific stationing platform in ... 16kHz tones, although the team only tested the animals with the longest of the two tonal notes, as the animals had shown signs of frustration when they heard ...

First ever worldwide census analysis of caribou/reindeer numbers reveals dramatic decline

... living in northern latitudes who depend on the animals for their livelihood. "In this research we ... that cause more intense insect activity harassing animals and affecting their feeding; the impact of more freezing rain during winter on the lichens that animals feed on during the colder months. In the ...

Horse whisperers, lion tamers not needed: Scientists find genetic regions that soothe savage beasts

... and anyone else who handles and raises animals to more fully understand what makes some animals interact with humans better than do others. It ... how genomes can be manipulated to breed tame animals of species once believed to be untamable." ...

Wiping out the world's mass migrations

... herbivores (also called ungulates) occur when animals search for higher quality or more abundant food. ... shifts predictably as the seasons change, and animals respond by moving along well-established routes. ... to grow. This is a less predictable change that animals must track across expansive landscapes. Human ...

NAU discovery could help feed millions

... rodents and seeps into groundwater, harming other animals and possible food sources. The sterilization ... for use in population management of wild animals such as deer, coyotes, foxes, raccoons, horses, ... a tremendous impact on reducing the number of animals in shelters," said Mayer noting that not only is ...

Preventing ear infections in the future: Delivering vaccine through the skin

... of chinchillas once a week for three weeks. All animals were then inoculated with NTHi through the nose and directly into the middle ears. animals that received the vaccines were able to very ... eliminate NTHi from the nose and ears, but animals that received a placebo did not. ...

NOAA researchers: Blue whales re-establishing former migration patterns

... of Alaska. Four of the whales were identified as animals previously observed off the coast of California, ... after commercial whaling ended while those animals off southern California have apparently fared ... of Nature. There are an estimated 5,000 to 12,000 animals remaining today, with the largest population of ...

Wildlife trade threatens public health and ecosystems

... research because of the unknown effects these animals and their pathogens can have on native ... live animals. "That's more than 200 million animals a year--unexpectedly high," said scientist Peter ... Wildlife Trust, who co-led the research. The animals collected were from wild populations in more than ...

Some vocal-mimicking animals, particularly parrots, can move to a musical beat

... theory made a really specific prediction: Only animals that can mimic sound should be able to keep a ... searched the database for videos of animals moving with the beat of the music, including ... "The really important point is that many animals showed really strong evidence of synchronizing ...

Limping rat provides sciatica insights

... the physical symptoms experienced by the affected animals seemed to be linked to an increase in levels of ... involved taking high-speed videotapes of the animals those that received the procedure and those that ... gait. Specifically, they measured how the animals responded to the pressure of walking with an ...

Google Earth aids discovery of early African mammal fossils

... "Suddenly it dawned on me: There should be animals preserved in that sediment, too, because caves ... two continents first formed. "It's likely that animals moving from Asia to Africa passed through the ... pin that down yet," Gunnell said. "But when these animals are studied in detail, they should lead to a ...

Unifying the animate and the inanimate designs of nature

... to gravity. The way Bejan saw it, birds and animals could be seen as weight-lifters, since their ... even though you couldn't predict exactly what animals would look like if you started evolution over on ... of evolution and Darwin, most people think of animals or trees," Bejan said. "That's too bad, because ...

Countries unite to reduce animal use in product toxicity testing worldwide

... of cooperation that could reduce the number of animals required for consumer product safety testing ... of these countries, thus reducing the number of animals needed for product safety testing. The memorandum ... Federal agencies are committed to the welfare of animals used in research. ...

Laughing hyenas, wailing levees, the sound of cheese and blaring bagpipes

... drops for older animals, and the giggles of animals that tend to be dominant are less variable. The ... kinds of giggles to hyenas and test how the animals respond. The talk "The hyena's laugh as a ... Atlantic right whale, with only about 300-350 animals known to exist, used to inhabit the Cape Farewell ...

DNA blueprint for healthier and more efficient cows

... into the unique biology and evolution of ruminant animals and helps explain why they have been so ... and will allow the rapid selective breeding of animals with higher value commercial traits. "This ... provide a means to select more energy-efficient animals with a smaller environmental footprint, ...

The life histories of the earliest land animals

... The fossil record usually shows what adult animals looked like. But the appearance and lifestyle of juvenile animals often differ dramatically from those of the ... , show that some of the earliest backboned land animals also underwent such changes of lifestyle as they ...

Poison: It's what's for dinner

... because "we don't really understand how wild animals process their diets, and how herbivores can feed ... be used to modify cattle, sheep or other grazing animals so they could eat creosote. "The Mojave is ... little is known about how plant-eating vertebrate animals disarm plant defenses. Until the advent of ...

ASBMB Annual Meeting to feature talks on the biochemistry of aging

... that the conservation of aging genes across animals exists not because specific genes have evolved to regulate aging, but rather because animals have evolved a similar response to nutrient ... and development. Interestingly, though, in lower animals like fruit flies and nematodes, reduced insulin ...

Fossils suggest earlier land-water transition of tetrapod

... flip the order in which two kinds of four-limbed animals with backbones were known to have moved from fish ... (CT) scanning. Callier "reconstructed" the animals using imaging software (Amira and Mimics) to ... had come from adults. Anatomies can morph as animals move towards adulthood, Callier said. And such ...

UIC biologists use DNA to study migration of threatened whale sharks

... are genetically quite similar, which means that animals move and interbreed between populations," said ... but not every country protects them. The large animals are especially prized by fishermen for meat and ... been studied primarily near shore, while mature animals may breed and give birth out in the open ocean. ...

Spring fishing season arrives... and with it, amphibian diseases

... resulted in massive losses of native African animals and changes to an entire ecosystem. The import ... and reptiles, millions of kilograms of the animals may be shipped across the U.S. border each year. ... Three of nine shops tested in Arizona in 2007 had animals with Bd. "If the presence of a pathogen in ...

Poison: It's what's for dinner

... because "we don't really understand how wild animals process their diets, and how herbivores can feed ... be used to modify cattle, sheep or other grazing animals so they could eat creosote. "The Mojave is ... little is known about how plant-eating vertebrate animals disarm plant defenses. Until the advent of ...

April 2009 Geology and GSA Today media highlights

... Massachusetts 01002, USA. Pages 295-298. When animals first crawled onto land, one of the greatest ... dealt with this problem--the first terrestrial animals carried a shell on their backs. Like modern ... where there was no competition from other animals or predators. These fossils represent the first ...

Fish oils reduce greenhouse gas emissions from flatulent cows

... The benefits to animals of omega 3 fatty acids in fish oils have been ... for the environment, as methane given off by farm animals is a major contribution to greenhouse gas levels. ... global warming, a cap be placed on the number of animals in animal production due to their methane ...

The host makes all the difference

... of type Influenza A flu viruses. All of the animals within one mouse strain are genetically ... In five of the strains the illness was mild: the animals lost weight, recovering completely after seven to ... days. However, in two of the mouse strains the animals lost weight rapidly and died after just a few ...

Young dinosaurs roamed together, died together

... the rock layers to try to understand how so many animals of the same species perished in one place. The ... part of the body bodies shortly after the animals died. "These animals died a slow death in a mud trap, their flailing ...

Right whale sedation enables disentanglement effort

... have developed a sedation system to slow the animals and make them more approachable by rescue boats. ... the dosage based on experience sedating animals in captivity, starting low through the clinical ... that has helped clinicians to get access to animals that may be less cooperative," Walsh said. "This ...

Prairie dog research promotes caring, conservation

... University at New York in Stony Brook, shows that animals are smarter and matter more to the environment ... the species for more than 15 years, says these animals matter because they "open the door for ... talk. "It's hard to believe how smart these animals really are," she said. "We imagine that we still ...

American carnivores evolved to avoid each other, new study suggests

... How do the many carnivorous animals of the Americas avoid competing for the same ... species all share the same prey base -- other animals -- which includes each other," said Jennifer ... same time with other carnivores." How do these animals manage to survive? All skunks and a number of ...

Reducing animal experiments through top-class research

... in order to reduce the stress placed on the animals used for experiments. In the opinion of the ... animal experiments requiring as many as 100 animals per test series have been used to keep this risk ... of animal experiments required and the number of animals used and is also able to produce more accurate ...

Honest crabs, power to the hungry, nice mice and clever meerkats: News from the American Naturalist

... or kstacey@press.uchicago.edu . HOW OFTEN DO animals LIE ABOUT THEIR INTENTIONS? An article by ... tested previous mathematical models that predict animals have a significant incentive to give dishonest ... about their intentions. Some models suggest that animals may lie about their intentions up to 40 percent ...
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(Date:8/19/2014)... German . , , ... of plants can switch off individual genes and study ... Planck Institute for Plant Breeding Research in Cologne and ... different approach. They identify small molecules that block specific ... prevent the downstream reactions. In their search for these ...
(Date:8/19/2014)... young have bigger brains than counterparts that don,t care ... study. , Stickleback fish are well known in the ... the species, rather than the female, cares for offspring. ... researchers wanted to find out if the difference in ... , In the study, published recently in Ecology ...
(Date:8/18/2014)... Ariz. Half of the Earth,s land mass is ... yet they are being transformed at an alarming rate. ... in and taking over, leading to a loss of ... ability of ecosystems to produce food specifically meat. ... Life Sciences led an investigation that quantified this loss ...
Breaking Biology News(10 mins):Researchers block plant hormone 2Researchers block plant hormone 3Trees and shrubs invading critical grasslands, diminish cattle production 2Trees and shrubs invading critical grasslands, diminish cattle production 3
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