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Putin receives 'prehistoric' water from Antarctic lake

Prime Minister Vladimir Putin was given a water sample Friday taken from a pristine lake hidden under Antarctic ice for over a million years, after Russian scientists drilled down to its surface.

Space & Earth / Earth Sciences

created Feb 10, 2012 | popularity 5 / 5 (1) | comments 2

Super Bowl advertisers go after 'second screens'

(AP) -- Call it the "second-screen" Super Bowl. About two-thirds of smartphone and tablet owners use their gadgets to do things like text or post on Twitter while watching TV, according to research firm Nielsen. ...

Technology / Business

created Feb 01, 2012 | popularity 3 / 5 (1) | comments 0

Minn. bear delivers at least 2 cubs on Internet

(AP) -- A 3-year-old bear in Minnesota has given birth to two cubs before an Internet audience.

Biology / Plants & Animals

created Jan 23, 2012 | popularity not rated yet | comments 0

China to release six pandas into wild

Six captive-bred pandas will be freed into an enclosed forest in southwestern China next year in the first mass release of the highly endangered animals, the official Xinhua news agency said Wednesday.

Biology / Plants & Animals

created Dec 21, 2011 | popularity not rated yet | comments 0

Is cannibalism in polar bears on the rise?

(PhysOrg.com) -- A series of photographs of cannibalism in polar bears have been released, and the researchers who witnessed the act think the rate of cannibalism may be increasing. They observed three instances ...

Biology / Plants & Animals

created Dec 09, 2011 | popularity 4.7 / 5 (7) | comments 18 | with audio podcast report

Study of wolves will help scientists predict climate effects on endangered animals

Scientists studying populations of gray wolves in the USA's Yellowstone National Park have developed a way to predict how changes in the environment will impact on the animals' number, body size and genetics, amongst other ...

Biology / Ecology

created Dec 01, 2011 | popularity 3 / 5 (2) | comments 0 | with audio podcast

Grizzly bears still need protecting, US court rules

Conservationists welcomed a US appeals court ruling that grizzly bears still need protecting, after federal authorities sought to have them taken off an endangered species list.

Biology / Ecology

created Nov 23, 2011 | popularity 3 / 5 (2) | comments 4

Huskies lend insight into mercury risk

Researchers have highlighted the serious health risks associated with the diets of indigenous people by linking the accumulation of mercury in their primary food source to a decrease in the power of antioxidants.

Space & Earth / Environment

created Nov 20, 2011 | popularity 5 / 5 (3) | comments 0

Cameras stream Canadian polar bear migration

(AP) -- In the harsh, remote wilds of the Canadian tundra, a wolverine scampers up to a polar bear snoozing near the shore of the Hudson Bay. The bear rises and makes a half-hearted charge, driving away the fierce, badger-like ...

Biology / Ecology

created Oct 27, 2011 | popularity 5 / 5 (1) | comments 0

Polar bear habitats expected to shrink dramatically

Habitats of polar bears are expected to shrink dramatically over the coming decades, the International Union for Conservation of Nature warned Thursday, urging immediate action to save the Arctic animals.

Biology / Ecology

created Oct 20, 2011 | popularity 5 / 5 (2) | comments 0

US police kill escaped lions, tigers and bears

Police in the US state of Ohio shot dead dozens of lions, tigers, bears and wolves in a frantic hunt after the owner of an exotic farm freed the dangerous animals and then killed himself.

Biology / Ecology

created Oct 20, 2011 | popularity 3.7 / 5 (3) | comments 17

Lions, tigers, bears on the loose in rural Ohio

Dozens of animals, including lions, tigers, bears and wolves, were on the loose in the US state of Ohio Wednesday after apparently being released from an exotic farm, local media reported.

Biology / Ecology

created Oct 19, 2011 | popularity 4.5 / 5 (2) | comments 2

Studying grizzly bears' picnic

Armed with a coffee grinder and a lot of questions, a University of Alberta graduate student is uncovering the mysteries of a humble root that is vital to grizzly bear survival.

Biology / Ecology

created Oct 17, 2011 | popularity 5 / 5 (1) | comments 0

Polar bears ill from accumulated environmental toxins

New doctoral thesis documents that industrial chemicals are transported from the industrialized world to the Arctic via air and sea currents. Here, the cocktail of environmental toxins is absorbed by the sea's food chains ...

Biology / Ecology

created Oct 13, 2011 | popularity 5 / 5 (1) | comments 1

Heidi, Germany's cross-eyed opossum star, dead

Heidi, a cross-eyed opossum who became an Internet sensation in Germany, winning three times more Facebook admirers than Chancellor Angela Merkel, died on Wednesday, her zoo said.

Biology / Plants & Animals

created Sep 28, 2011 | popularity not rated yet | comments 0

Bear

Bears are mammals of the family Ursidae. Bears are classified as caniforms, or doglike carnivorans, with the pinnipeds being their closest living relatives. Although there are only eight living species of bear, they are widespread, appearing in a wide variety of habitats throughout the Northern Hemisphere and partially in the Southern Hemisphere. That which pertains to bears is called ursine. Bears are found in the continents of North America, South America, Europe, and Asia.

Common characteristics of modern bears include a large body with stocky legs, a long snout, shaggy hair, plantigrade paws with five nonretractile claws, and a short tail. While the polar bear is mostly carnivorous and the giant panda feeds almost entirely on bamboo, the remaining six species are omnivorous, with largely varied diets including both plants and animals.

With the exceptions of courting individuals and mothers with their young, bears are typically solitary animals. They are generally diurnal, but may be active during the night (nocturnal) or twilight (crepuscular), particularly around humans. Bears are aided by an excellent sense of smell, and despite their heavy build and awkward gait, they can run quickly and are adept climbers and swimmers. In autumn some bear species forage large amounts of fermented fruits which affects their behaviour. Bears use shelters such as caves and burrows as their dens, which are occupied by most species during the winter for a long period of sleep similar to hibernation.

Bears have been hunted since prehistoric times for their meat and fur. To this day, they play a prominent role in the arts, mythology, and other cultural aspects of various human societies. In modern times, the bear's existence has been pressured through the encroachment on its habitats and the illegal trade of bears and bear parts, including the Asian bile bear market. The IUCN lists six bear species as vulnerable or endangered, and even "least concern" species such as the brown bear are at risk of extirpation in certain countries. The poaching and international trade of these most threatened populations is prohibited, but still ongoing.

For more information about Bear, read the full article at Wikipedia.
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