Emperor penguins have a few hidden tricks to stay warm, like blood vessels in the nose arranged so they can regain most of the heat that would be lost by breathing.
Articles on Polar bears
Displaying 21 - 36 of 36 articles
Polar bears ‘invading’ a Russian village have renewed concern over climate change in the Arctic, but human-wildlife conflicts are flaring up everywhere.
Never before have grizzly bears, black bears and polar bears been found living in the same place.
Climate change is shrinking Arctic sea ice and opening the region to ship traffic. Whales, seals and other marine mammals could be at risk unless nations adopt rules to protect them.
For everyone from traditional hunters to the military, the National Park Service to the oil industry, climate change is the new reality in Alaska. Government, residents and businesses are all trying to adapt.
A new study demystifies regional differences in mercury levels in marine animals in the Canadian Arctic.
A new study shows that polar bears require more food than previously thought. The scientists used collars that tracked bears’ movements and metabolic rates.
Banning the hunts would harm the Inuit more than it would help the bears.
A team of researchers went to the High Arctic to retrace the steps of a 1960s expedition. They came away with far more than they bargained for.
Stay alert, make lots of noise, and if all else fails, carry a big gun.
Could polar bears slip into a hibernation-like state to tough out lean hunting during summers with little sea ice? Sadly, experiment suggests no.
When my six-year-old daughter is stressed she bites her fingernails. Children in maths lessons often respond to the anxiety that doing mathematics causes by swinging their legs. Arturo the polar bear at…
During the “polar vortex” that recently swept the US, Chicago’s Lincoln Park Zoo was forced to bring its polar bear indoors as it was “too cold” for a bear acclimated to Chicago’s “normal” winters (where…
Lakes of the Hudson Bay Lowlands, in northeast Canada, are showing evidence of abrupt change in one of the last Arctic regions of the world to have experienced global warming, according to Canadian research…
Foundation essay: This article on the future of the Arctic by Tavis Potts, Senior Lecturer in Oceans Governance at the Scottish Association for Marine Science, is part of a series marking the launch of…
Polar bears and brown bears, species known to produce fertile hybrids, have much more in common genetically than previously…
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Associate Professor in Human Dimensions of Environment & Sustainability, University of Saskatchewan
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Postdoctoral Fellow, Biological Sciences, University of Toronto
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Postdoctoral Fellow in Geography, University of Cambridge
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Professor in Environmental Chemistry, Lancaster University
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Assistant Professor of Biological Sciences, Old Dominion University
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Professor of Wildlife Conservation, University of Salford
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Co-Director of the Bowdoin College Museum of Art, Bowdoin College
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Research assistant professor, University of Alaska Fairbanks
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Associate Professor of Aquatic and Fishery Sciences, University of Washington
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Adjunct Professor, University of Wyoming in Laramie, University of Wyoming
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Honorary Research Fellow, Human Geographer, University of Exeter
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PhD Candidate, University of California, Santa Cruz
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Principal Mathematician, Polar Science Center, University of Washington
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Professor in Sustainable Development, University of Aberdeen
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Professor and Canada Research Chair, University of Manitoba