# Polar bears are the largest land predators on earth, they are more than 11' high and weigh more than 1,700 lbs.
# Polar bears are the only bear species to be classified as marine mammals, since they spend much of their time on sea ice.
# The fur of Polar Bear is not white but it is transparent.
# The polar bears have black skin under their fur.
# They have hairy feet, but not just to keep them warm. The bottoms of their paws are covered with small hairs to help them have traction on the ice.
# Polar bears can smell their prey on the ice 20 miles (32 km) away.
# They have 42 extremely sharp teeth in their mouths.
# Their main prey consists of seals and bearded seals, as well as smaller animals such as birds. They'll also scavenge carcasses, eggs, and vegetation when needed.
# If a polar bear does not eat for 7 to 10 days, it will slow down its metabolism until it finds its next meal.
# Although polar bears spend over 50% of their time searching for food, less than 2% of their hunting is successful.
# Polar bears will track down the seal holes and wait until the seals come out of them to breathe and then attack. It's also known as still hunting.
# In one sitting, the polar bear can eat 100 pounds of ringed seal blubber.
# Without resting, a polar bear can swim up to 100 miles.
# Polar bears can jump over ice cracks as wide as 19 feet (5.8 meters) while traveling across the ice.
# Polar bears can reach speeds of up to 40 kph (25 mph) on land and 10 kph (6 mph) in water.
# Although they've been known to migrate as far inland as 124 miles (199 km) from the shoreline, they often stay close or on the ice during the winter months.
# In Antarctica, there are no polar bears, only in the Arctic.
# As the season changes and the ice melts, they will migrate within their individual "home range." This will often range from 50,000 square miles to 135,000 square miles (129,499 square kilometers to 349,648 square kilometers).
# Melting ice floes poses the biggest threat to the survival of the polar bear. Due to insufficient ice floes, a polar bear has recently swam straight for nine days — a staggering 426 miles — in search of food. In an epic journey, she lost 22 percent of her body weight and her cub.
# Human pollution has reduced the average length of polar bear penises.
# Polar bear does not have natural predators and has no fear humans, making it an extremely dangerous animal.
# In Greenland, there is a shark that kills polar bears, which can live for up to 200 years.
# Polar bears typically live in the wild for 15 to 18 years. The oldest recorded polar bear in the Arctic has lived for 32 years.
# The largest polar bear ever recorded weighed 2,209 lb (1,002 kg) and was found in northwestern Alaska in 1960.
# The oldest polar bear in the world, orphaned as a cub in the cold north of Russia and raised in captivity, died at the age of 42.
# Polar bears fought with seals in water-flooded Roman amphitheaters during the 1st century A.D.
# Scientists today use a working estimate of about 22,000 to 31,000 polar bears that still exist worldwide.
# The United States listed polar bears as a threatened species under the Endangered Species Act in 2008. Scientists predict that two-thirds of the population of polar bears could disappear by 2050 if climate change continues to melt ice.
# Every year, the International Polar Bear Day held on February 27.
# If you eat a liver from a polar bear, you will die. Humans can't handle too much vitamin A.
# Residents of Churchill, Canada, leave their cars unlocked to provide an escape for pedestrians who might encounter Polar Bears.
# The polar bear was the mascot at the 1988 Winter Olympics in Calgary, Canada.
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