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Polar bears have been trained to perform in circuses. Bears in general, being large, powerful, easy to train and human-like in form, were widespread in circuses, and the white coat of polar bears made them particularly attractive. Circuses helped change the polar bear's image from a fearsome monster to something more comical.
Called the "I Turn Polar Bears White" riddle, it presents a series of cryptic statements that don't seem to make sense at first glance. Take a closer look at this perplexing puzzle and see if you ...
Ironic process theory (IPT), also known as the Pink elephant paradox [1] or White bear phenomenon, suggests that when an individual intentionally tries to avoid thinking a certain thought or feeling a certain emotion, a paradoxical effect is produced: the attempted avoidance not only fails in its object but in fact causes the thought or emotion to occur more frequently and more intensely. [2]
Ursus is a genus in the family Ursidae that includes the widely distributed brown bear, [3] the polar bear, [4] the American black bear, and the Asian black bear. The name is derived from the Latin ursus, meaning bear. [5] [6]
There are 20 known sub-populations of polar bears across the Arctic. This is one of the most southerly and best studied. "They're our fat, white, hairy canaries in the coal mine," Alyssa explains.
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Polar bears hunt primarily at the interface between ice, water, and air; they only rarely catch seals on land or in open water. [69] The polar bear's most common hunting method is still-hunting: [70] The bear locates a seal breathing hole using its sense of smell, and crouches nearby for a seal to appear. When the seal exhales, the bear smells ...
The key danger for polar bears posed by the effects of climate change is malnutrition or starvation due to habitat loss.Polar bears hunt seals from a platform of sea ice. Rising temperatures cause the sea ice to melt earlier in the year, driving the bears to shore before they have built sufficient fat reserves to survive the period of scarce food in the late summer and early fall.