资讯

In the frigid waters of the Arctic, two of nature’s most fearsome predators,the Orca and the Polar Bear,come face to face in ...
Orca vs. Polar Bear: Size. The average polar bear weighs anywhere between 330 and 1,300 pounds. They grow about 6 to 9.5 feet long, and they can stand as much as 3 to 5 feet tall at the shoulder.
The polar bear, once king of the North, needs ice to stalk its prey. Killer whales, or orca, on the other hand, are unable to hunt in an ocean locked in ice.
Polar bears aren’t territorial like grizzlies. They also tend to avoid conflicts, while grizzlies are aggressive and will fight fiercely. Apparently, there have been polar bear and grizzly ...
Fearless polar bear tears chunk out of whale in savage attack in eye-opening Tom Hardy narrated wildlife documentary Ruth Lawes Published December 15, 2022 8:00am Updated December 15, 2022 3:05pm ...
The risks to polar bears on our rapidly warming planet is clear: Ursus maritimus treks across Arctic sea ice, which it uses as a platform to hunt fatty seals, typically ringed seals. But climate ...
A hotter Arctic and melting sea ice means that by 2100, many polar bear populations could face extinction, according to a 2020 study.There are an estimated 26,000 polar bears in the wild ...
In polar bear terms, a single bowhead whale can provide as much food as about 1,300 ringed seals, according to a new study published this week in the journal Frontiers in Ecology and the Environment.