With one foot braced on the helicopter's landing skid, a veterinarian lifted his air rifle, took aim and fired a tranquilizer ...

Polar bears are fearsome predators, but thankfully, most of us will never have to worry about encountering them in the wild.

With one foot braced on the helicopter's landing skid, a veterinarian lifted his air rifle, took aim and fired a tranquiliser ...

The polar bear attack, which reportedly took place in a remote part of the Canadian Arctic, highlights the very real danger of wildlife encounters in the region. Polar bears, powerful predators ...

Two tourists visiting Arctic Bay to document the effects of climate change and to photograph polar bears wound up in hot ...

Moments after the bear collapsed ... aerial survey. READ: Polar bears forced to forage eggs as warming shrinks hunting grounds Other populations in the Canadian Arctic, including the Southern ...

A polar bear turns to look at a photographer ... had planned a 10-day trip to Arctic Bay to document how climate change is affecting the Arctic, according to the Canadian Broadcasting Corporation.

A sedated female polar bear, next to its two cubs ... Other populations in the Canadian Arctic, including the Southern Beaufort Sea, have also shown long-term declines linked to reduced prey ...

A polar bear drags a seal along the ice floe in Baffin Bay above the arctic circle as seen from the Canadian Coast Guard icebreaker Louis S. St-Laurent in 2008. (Jonathan Hayward/The Canadian ...

With climate change warming the planet, the Arctic ice is melting at an alarmingly rapid rate. In fact, according to NASA, ...