687 km. ... Other characteristics include rugged hair, long snouts, and five claws that cannot be retracted. Ice bears cannot maintain a speed of 40 kilometers per hour for longer periods because if they do they’ll become overheated. The polar bear is an excellent swimmer and often will swim for days. White bears will swim for 7 – 10 hours a day. Running away will only encourage the bear to chase you. The average walking speed of a polar bear is 5.5 kph (3.4 mph) When being chased or charging prey, polar bears can run as fast as 40 kph (25 mph) for short distances. A female bear swam for about 9 days (or 216 hours) in the Bering Sea without resting. How long can a polar bear swim without stopping. Polar bears (Ursus maritimus) are able to reach the speed of about 40 km/h (25 mph) in short bursts. This is the top speed of a polar bear. In the Beaufort Sea the longest swimming distance is covered by an adult female polar bear which is about 427 miles i.e. How Fast Can a Bear Run? A female polar bear swam for a record-breaking nine days straight, traversing 426 miles (687 kilometers) of water—equivalent to the distance between Washington, D.C., … Scientists recorded the maximum time ever taken by a polar bear were 9 days. Scientists recorded that she took the maximum time and swam continuously for about 9 days i.e. One bear swam continuously for 9 days in the frigid Bering Sea for 700 km (400 mi) to reach ice far from land. Never run from a bear: A bear can run 50 yards in 3 seconds, or up to 40 mph, faster than a race horse for short distances, and faster than any human, uphill or downhill. During the swim, the bear lost 22% of her body mass and her yearling cub died. 216 hours. She then travelled another 1,800 km (1,100 mi). 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 …