Katmai National Park in Alaska holds an annual “Fat Bear Week”, in which Twitter followers are asked to vote for the fattest bear in the park. This year’s winner was Holly, somewhere in the range of 500 to 700 lbs. That’s a big bear. However, in 1960, a male polar bear in Kotzebue Sound, Alaska, weighed in at 2,209 lbs. In fact, on average, polar bears weight up to 60% more than Grizzly bears, their closest animal relative.
Continue reading “Down to the Bear Bones: How Polar Bears evolved from Grizzlies to hunt in the Arctic”Author: Adam Hellinghausen
aging arthritis balance bio-inspired design bone brain concussion extreme conditions feet flying animals growth and development hands healing heart and the cardiovascular system humans impact insects joints jumping land animals lungs and the respiratory system marine animals material science medicine muscle other injury other sports pain plants predation prevention prosthetics recovery and rehabilitation robots running skin spine sports injury strength training surgery swimming technology tendons and ligaments treatment walking