Study finds polar bears unlikely to adapt to longer summers
More time stranded on land means greater risk of starvation for polar bears, a new study indicates.
More time stranded on land means greater risk of starvation for polar bears, a new study indicates.
Plants & Animals
Feb 13, 2024
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A Colorado State University experiment spanning more than two decades has found that removal of apex predators from an ecosystem can create lasting changes that are not reversed after they return—at least, not for a very ...
Plants & Animals
Feb 6, 2024
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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
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234
The brown bear is one of the largest living terrestrial carnivores, and is widely distributed across the Northern Hemisphere. Unlike many other large carnivores that went extinct at the end of the last Ice Age (cave bear, ...
Plants & Animals
Jan 24, 2024
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Tardigrades—hardy, microscopic animals commonly known as "water bears"—use a molecular sensor that detects harmful conditions in their environment, telling them when to go dormant and when to resume normal life. A team ...
Plants & Animals
Jan 17, 2024
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Climate change is a threat to polar bear's survival. Now they have a new deadly challenge facing them: bird flu. It was recently confirmed that a polar bear from northern Alaska has died from the disease.
Plants & Animals
Jan 16, 2024
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A black bear was removed from under a North Lake Tahoe home Sunday, the Bear League said in a social media post, a nonprofit committed to saving bears.
Plants & Animals
Jan 16, 2024
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Forget what you were taught in elementary school about the supposed ravenous meat-eating grizzly bear: New research has found that California's extinct bear was actually more of a vegetarian.
Plants & Animals
Jan 12, 2024
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A team of biologists, historians, and Earth and environmental scientists affiliated with multiple institutions in the U.S. has found evidence that contradicts historical accounts of the size and feeding habits of the now-extinct ...
Polar bears (Ursus maritimus) take advantage of the winter to build up their fat reserves. Intensive hunting of seals, a resource rich in fat, allows bears to store up enough energy to get through the summer.
Plants & Animals
Jan 9, 2024
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