polar
Wary Reindeer
Wary Reindeer
Rina Shaikh-Lesko | Mar 17, 2014
UV light-emitting power lines may spook reindeer and other animals, a study finds.
Zoo Virus Swap
Cristina Luiggi | Aug 17, 2012
A polar bear in a German zoo dies after contracting a virus normally found in zebras.