Beaufort Sea Polar Bear Research- Photography by Daniel J. Cox
Filename: danieljcoxD123748
Caption: Geoff York a USGS biologist, prepares a radio collar while Katrina Knott, research assistant, paints an ID number on the back of a polar bear (Ursus maritimus). The ID number is to make it easy to see from the air that the bear was captured already. Kaktovik, Alaska.