Polar bears, also known as white bears and ice bears, are the largest extant bears in the bear family, living in the Arctic region and mainly distributed in northern Canada, northern Alaska, northern Russia, the Norwegian Svalbard Islands, Greenland, are representative species of the Arctic and are also a globally highly concerned wild animal.From when it started, the media has linked polar bears and global warming. Although some statements are overly pessimistic and have the suspicion of creating panic, it is a good thing to attract people's environmental awareness and make more people pay attention to the survival of polar animals

Polar bears are the most carnivorous species in the bear family, with more than 98% of their food consisting of various seals, sea lions and whales. In summer, they also eat some seaweed and berries. Zoo polar bears will also eat fruit.Polar bears are classified as marine mammals by many foreign authorities because most of their food comes from the marine détente. They are strong and have a great advantage over predators.

Overall, polar bears have the ability to hunt adult seals, whales, and walruses, but the frequency of this is low. Polar bears primarily hunt various seals in the Arctic.

Polar bears need ice to hunt, and sea ice is their main food. So it's important for the polar bears to have ice.Polar bears may occasionally eat marine mammals and whales, but this is not a common occurrence. In general, polar bears' main food sources are still seals.

The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.While polar bears have the ability to hunt adult seals, whales, and walruses, the frequency of this is low. Polar bears primarily hunt various seals in the Arctic.

The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.

The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.

The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.

The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.

The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.

The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.

The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.

The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.

The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.

The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.

The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.

The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.

The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.

The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.

The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.

The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.

The main threat to polar bears is the melting of sea ice, which is their habitat and hunting ground. The loss of sea ice is a serious threat to the survival of polar bears.

198516803810196022101002

201060614461247

2011-201210

2011-2012106947582-35462-3409

679Fat Albert

2-34-5

“”18

20

T.H.K.C.F.O.J.

Earle1987Calver1990Calver

Kiliaan1978

Calver1981-198810

198141030

198243

1985330

198742327533

19764Kiliaan1978298

Frost1987625

Kiliaan1978Calver1990

_50%-95%2%-20%3%-15%1%-15%1%-5%3%

Calver199019872234

1936200

19764Klondike3251.5Klondike