The Polar Bear Scientists

Follow scientists as they scan the Alaskan wilderness for these magnificent creatures.It is springtime on the North Slope of Alaska, and the U.S. Geological Survey team-the polar bear biologists Kristin Simac and Mike Lockhart-is gearing up for polar bear capturing. During a capture, all information is collected on the sea ice. The scientists locate bears from a helicopter, tranquilize them, give them tattoo ID numbers and tags, and collect data such as height, weight, and body fat measurem...