JSTOR Daily7 个月
Impacts of the black bear supplemental feeding program on ecology in western Washington
Impacts of the black bear supplemental feeding program on ecology in western Washington This is the metadata section ... Injury to people inflicted by black, grizzly, or polar bears: recent trends and ...
The Scientist2 年
It’s a Bear-Eat-Bear World: Understanding Cannibalism in the Largest Land Carnivores
Bears have been known to turn to cannibalism as a food resource. But in a recently released review, an international team of researchers write that many described documented instances are acts of ...
BBC2 年
Polar bear island
Today, the island harbours the greatest concentration of polar bears on the planet ... Adult walruses are too dangerous to attack for a bear, but it became clear that some had learned that ...
来自MSN1 个月
Polar bear population in Canada's Hudson Bay declined by 50% due to climate change
Scientists have now quantified how much climate change has drastically reduced the number of polar bears living in Canada's Hudson Bay, the most studied group of polar bears in the world.