Facts about Polar

Polar bears feed mainly on ringed and bearded seals. Depending upon their location, they also eat harp and hooded seals and scavenge on carcasses of beluga whales, walruses, narwhals, and bowhead whales. On occasion, polar bears kill beluga whales and young walruses.

Polar bears use arctic sea ice as a platform to hunt their favorite food, seals. Unfortunately, climatic warming is rapidly melting the ice. Without it, scientists warn, polar bears will not survive. ... So if the sea ice melts, polar bears will simply re-adapt to living on land, right?Feb 10, 2013

Polar bears get their water from the chemical reaction that breaks down fat. This is why a polar bear's diet is high in fat but low in protein. For example, when they hunt seals, polar bears will eat the blubber, but leave the rest behind for scavengers.Sep 27, 2003

Ask any child what color a polar bear is and s/he will exclaim, “white” with great enthusiasm, but truth be told, their fur is actually transparent and holds no color. It only appears white because it reflects visible light. They're nearly invisible under infrared photography.Feb 27, 2014

CLEAR! But if the Polar bear's skin is black, how come they don't look black in colour? Well, each of the longer guard hairs on the Polar bear's body is hollow and reflects visible light, much like snow. So when the sun is shining brightly, Polar bears appear bright white.Jan 4, 2012

A Polar bear's coat has two layers of hair: an outer layer, made up of long (5-15cm) guard hairs; and a thick undercoat, made up of shorter hair. These guard hairs are mostly transparent or clear, but thanks to some special characteristics that work to create cool optical tricks, these hairs appear white.Nov 2, 2012

Believe it or not, their hair isn't actually white! Their long outer hairs, which protect their soft, thick undercoat, are mostly hollow and transparent. The thinner hairs of their undercoat are also colorless. Polar bear hair looks white because the air spaces in the hairs scatter light of all colors.

The most carnivorous of the bear species, polar bears feed primarily on the fat of ice-dependent seals. The remains of these seals provide food for many other Arctic wildlife species, giving polar bears a vital role in their ecosystem. Polar bears are marine mammals, and spend much of their time on Arctic sea ice.

Polar bears are strong swimmers; they swim across bays or wide leads without hesitation. They can swim for several hours at a time over long distances. They've been tracked swimming continuously for 100 km (62 mi.). ... thick, keeps the polar bear warm while swimming in cold water.

Polar Bears can live 20-30 years but only a small amount of polar bears live past 15-18 years.in captivity a polar bear has lived to be 45 years old but in the wild the longest living polar bear was known to be 32 years old.

Polar bears don't eat penguins because polar bears live in the Arctic and penguins live in the Antarctic – a very long way away! However, in asking this sort of question, the interviewer doesn't really expect many people to get the right answer – and they don't necessarily care too much if they do.May 23, 2017

Inhabiting the ice and sea of the Arctic, polar bears are well-equipped for survival in a harsh environment. Two coats of fur and a thick layer of blubber help insulate the polar bear's body from the cold, keeping its temperature at an even 37° C (98.6° F).

A new video has captured a gruesome and little seen side to polar bears: When times are tough, males cannibalize cubs. ... Scientists believe that polar bears eat cubs in the late summer and autumn, when seals, their typical prey, are at sea and less available.Feb 23, 2016

Polar bears feed mainly on ringed and bearded seals. Depending upon their location, they also eat harp and hooded seals and scavenge on carcasses of beluga whales, walruses, narwhals, and bowhead whales. On occasion, polar bears kill beluga whales and young walruses.

Mother polar bears nurse their cubs for as long as 30 months. Some cubs stop nursing as young as 18 months of age, but remain with their mothers for survival until they are 30 months old. The average fat content of polar bear milk is 33%, similar to the milkfat of other marine mammals.

Orcas are less common in tropical waters. PREY: The orca is at the top of the marine food web. Their diet items include fish, squid, seals, sea lions, walruses, birds, sea turtles, otters, other whales and dolphins, polar bears and reptiles. They even have been seen killing and eating swimming moose.

They eat a lot of fish and there is some evidence that they ambush sleeping seals, but some scientists believe they are primarily scavengers. Some strange things have been found in Greenland sharks' stomachs, including the remains of polar bears, horses, moose, and in one case an entire reindeer.Feb 3, 2014

Grizzlies are just a frighteningly-named subspecies of brown bear. They're not even the biggest of the subspecies of brown bears. Polar bears are bigger, and have a nastier reputation than grizzlies. They are thought to be more aggressive, and are more dependent on meat for food.Nov 24, 2010

"If it's a fight between a 1,200-pound male polar bear and a 600-pound grizzly, I think we know who would win," Dr. Rockwell said. "But in this likeliest of cases, it's debatable. There are actually reports in the literature where grizzlies have killed denning polar bear females."Feb 23, 2010

The largest male weighed 2,210 lbs. That said, the largest bear found was a Kodiak: he was 14 feet tall and 2500 lbs. On average, however, the Kodiak is 800-1500 lbs and stand 5-10 feet tall. Overall, they're much more dense than Polar Bears, but Polars are still bigger.

6. A group of polar bears is sometimes called a pack or sleuth.Dec 6, 2015

While waiting, they hunker down in day beds or in willows (low shrubs found on the tundra) to rest and save energy for hunting. Even when the ice has come in, most polar bears sleep for seven or eight hours at a stretch and take naps in between! In that way, they are a lot like people.Nov 2, 2014

Pregnant females polar bears (called sows) build snow dens. ... Male polar bears (called boars) are active all year.

The bear's stark white coat provides camouflage in surrounding snow and ice. But under their fur, polar bears have black skin—the better to soak in the sun's warming rays. These powerful predators typically prey on seals.

On occasion, polar bears kill beluga whales and young walruses. When other food is unavailable, polar bears will eat just about any animal they can get, including reindeer, small rodents, seabirds, waterfowl, fish, eggs, vegetation (including kelp), berries, and human garbage.