Future of polar bears likely to be grim
Will polar bears survive in a warmer world? UCLA life scientists present new evidence that their numbers are likely to dwindle.
Will polar bears survive in a warmer world? UCLA life scientists present new evidence that their numbers are likely to dwindle.
Plants & Animals
Nov 24, 2010
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A new study suggests that the return of wolves to Yellowstone National Park is beginning to bring back a key part of the diet of grizzly bears that has been missing for much of the past century – berries that help bears ...
Ecology
Jul 29, 2013
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Researchers trying to explain declining elk numbers in the Yellowstone National Park (YNP) placed part of the blame Wednesday on a previously unlinked phenomenon—a predatory trout invasion.
Ecology
May 14, 2013
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Experts have warned that the recent detection of bird flu in mammals including foxes, otters, minks, seals and even grizzly bears is concerning but emphasized that the virus would have to significantly mutate to spread between ...
Ecology
Feb 3, 2023
1
101
Hibernating, it turns out, is much more complicated than one might think.
Plants & Animals
Feb 7, 2011
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Polar bears are often considered the poster-child species for climate change impacts. With global warming and sea-ice declines, it becomes harder for polar bears to hunt their preferred prey—seals. Increased global temperatures ...
Plants & Animals
Apr 2, 2021
4
203
(Phys.org) —A first-of-its-kind study of Banff National Park bears by scientists with the Western Transportation Institute at Montana State University has shown that a system of wildlife crossing structures there is helping ...
Ecology
Feb 19, 2014
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0
Were dinosaurs already on their way out when an asteroid hit Earth 66 million years ago, ending the Cretaceous, the geologic period that started about 145 million years ago? It's a question that has vexed paleontologists ...
Paleontology & Fossils
Jan 25, 2024
0
234
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.
Ecology
Oct 20, 2011
17
0
Bears use trails with motorized recreation less often than those without it, new University of Alberta research shows.
Ecology
Feb 2, 2018
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