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The polar bear was given its common name by Thomas Pennant in A Synopsis of Quadrupeds (1771). It was known as the "white bear" in Europe between the 13th and 18th centuries, as well as "ice bear", "sea bear" and "Greenland bear". The Norse referred to it as isbjørn ' ice bear ' and hvitebjørn ' white bear '. The bear is called nanook by the ...
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.
Nature's Great Events is a wildlife documentary series made for BBC television, first shown in the UK on BBC One and BBC HD in February 2009. The series looks at how seasonal changes powered by the sun cause shifting weather patterns and ocean currents, which in turn create the conditions for some of the planet's most spectacular wildlife events.
Native to North America, grizzly bears (also known as brown bears) live in nearly all areas of Alaska. In fact, the state is home to more than 98% of the world’s brown bear population! The only ...
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 polar bear, crying, bubble baths and pancakes act as distractions. The only logical response is that no, you cannot guess a cohesive riddle based on those clues.
Polar bears, particularly starving males, will hunt humans for food, though attacks on humans by female bears are rare. The earliest recorded account of a polar bear attack was written in 1595. It described a predatory attack on two people from Willem Barentsz's crew in the Russian Arctic. Between 1870 and 2014, out of 73 recorded polar bear ...
The United States, Canada and Finland will work together to build up their icebreaker fleets as they look to bolster their defenses in the Arctic, where Russia has been increasingly active, the ...