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Tag: "bears" at biology news

MU researchers to study the status of black bears in Missouri

...Missouri-Columbia are studying the status of black bears in Missouri. Black bears were abundant in the state during the 18th and 19th centuries, but have been considered almost extin...

UI anthropologist, colleagues discover remains of earliest giant panda

...llion years as a separate lineage apart from other bears and was adapted to eating bamboo very early in its development. “Pandas are very unique bears -– the only bear species that is known to exist wholly on a vegetarian diet,” says Ciochon. “The evo...

Prey not hard-wired to fear predators

...densities. By contrast , where wolves and grizzly bears were lost, migratory birds including warblers and ...t observed in the same species living with wolves, bears or tigers. For example, elk in the mountains of Siberia—who subsist alongside tigers, wolves and b...

Want to save polar bears? Follow the ice

...largest terrestrial predator, not by following the bears themselves, but the receding sea ice habitat that ...ly predict where sea ice—a vital habitat for polar bears and seals that they prey on—will remain into the near future. "The polar bear could be at the cr...

Gene thought to assist chemo may help cancer thrive

...onducting studies in cell cultures and mice. If it bears out, then disabling the gene in tumors, through medications or new genetic techniques during chemotherapy may help patients survive....

Computer scientists join in search for ivory-billed woodpecker

...idered sites in Alaska and Rwanda to observe polar bears and gorillas, respectively. "Our goal is to use the emerging capabilities of computers and networks to better understand the natural world," Goldberg said. "It's very exciting to work with researchers in fields beyond engineering." The ivory-b...

Stem cell transplants explored at Stanford as a possible treatment for hearing loss

...te professor of otolaryngology, whose accent still bears the trace of his native Germany. "I tell them the devil is in the details." But even at the national level, those in the research community remain hopeful that Heller's work will reap successes sooner rather than later. Heller will discuss his ...

DNA analysis reveals rapid population shift among Pleistocene cave bears

...identify a shift in a particular population of the bears inhabiting a European valley in the late Pleistoce...quence types (known as haplotypes) corresponded to bears 28,000 to 38,000 years old, a fifth DNA haplotype was found only in bears that were 28,000 years old...

Save the whales? Sure, but how many?

...st should live in the Serengeti" How many grizzly bears should call Yellowstone home" Are there too few tigers in the world" Conservationist biologists grapple with the task of setting population targets for the species they are trying to protect ?a decision steeped in politics, emotion, and sometimes, ...

Creating a window on 'oceans in motion'

...for tracking ?from salmon to whales and from polar bears to penguins ?and priority areas for ocean floor acoustic monitoring arrays. "These are key questions: which species do we want to track and exactly where do we wire up the world to create an effective global system of watching the oceans in motion,"...

Honey helps problem wounds

...Germany of medihoney in treating wounds. Medihoney bears the CE seal for medical products; its quality is regularly tested. The success is astonishing: 'Dead tissue is rejected faster, and the wounds heals more rapidly,' Kai Sofka, wound specialist at the University Children's Clinic, emphasises. 'What is ...

Possible brain hormone may unlock mystery of hibernation

...006 issue of Cell. Hibernation allows animals from bears to rodents to survive unscathed--in a state of suspended animation--under the harshest of winter conditions. If the findings in chipmunks are confirmed, the hormone would represent the first essential brain signal governing the seasonal adaptation, ...

Genes affecting blood pressure change as children become adults

...ssure that occur over time. A second finding that bears further study is that the importance of non-shared environmental influences became more important in the black twins over the four-year period, says Dr. Snieder. Non-shared influences could mean one twin starts riding a bike to school while the othe...

Marine mammals are on the frontline of failing ocean health

...ogens and mercury are higher in animals like polar bears and seals that have fish and marine mammal-based d...recent observations of pseudo-hermaphroditic polar bears and bears with decreased immune function, but there is no clear evidence that would prove a cause-an...

Biologists discover new pathway into plant cells

...t is that the biological mechanism discovered here bears striking similarity to the way proteins can function in mammalian cells ?scientists say they may have found a characteristic that has been preserved for more than 600 million years, when plants and animals diverged from a common ancestor on their sep...

Center releases new public survey on stem cells

...mber 9-19, reveals a public opinion landscape that bears little resemblance to the polarized, deep moral divide expressed on the floor of the Congress and in the op-ed pages of American newspapers. The survey found wide support for embryonic stem cell (ESC) research that cut across political, religious an...

Bronx Zoo bears are new Samsonite gorillas

Grizzly bears give bear canister for campers a real testIn a sce...puts the product's durability to the test, grizzly bears at the Bronx Zoo gave a bear-proof food canister designed for backpackers a real beating, according ...

Proposal would allow wild animals to roam North America

...e, when humans almost wiped out wolves and grizzly bears in the United States, the species dynamics shifted. The loss of wolves and grizzlies allowed elk populations to soar. Elk, in turn, ate willows, a favorite food of beavers. As a result, along winter elk ranges in Colorado, beaver populations have dec...

OneWorld Health drug receives 'Orphan' designation from U.S. and European regulatory agencies

... of VL cases occur in five countries: India, which bears the greatest disease burden, Bangladesh, Nepal, Sudan, and Brazil. The U.S. Orphan Drug Act provides for formal protocol assistance when requested by the sponsors of drugs for rare diseases or conditions. The EMEA regulations are similar, and have t...

Grizzlies set to invade high Arctic?

...d, in the heart of polar bear country? Could polar bears in the wild interbreed with brown bears, their evolutionary close cousins, as has occurred at least once in captivity? What impact will grizzlies, already known to prey on polar bear cubs, have on these northern bears? For now, however, the greatest...

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