Buy Add to Lightbox Download
During cognitive bias testing that graduate students perform with grizzlies at Washington State University's Bear Research Center in Pullman, Wash., apples are a primary incentive for the bears to complete necessary tasks and testing...(Matt Mills McKnight for The Wall Street Journal)
During cognitive bias testing that graduate students perform with grizzlies at Washington State University's Bear Research Center in Pullman, Wash., apples are a primary incentive for the bears to complete necessary tasks and testing...(Matt Mills McKnight for The Wall Street Journal)
Filename: MCKNIGHT_PALOUSE_0015.JPG
Copyright