wenn_polar_bear_090412_mnAll of Berlin Zoo’s polar bears are safe after thwarting a home invasion on Friday. An apparently unstable woman invaded their habitat by scaling a fence, wall and line of prickly bushes. Acting quickly to prevent her from climbing ashore, an elder bear bit the woman’s arms and legs until zookeepers arrived to remove the human attacker. |ABC|

Photo by B.Z./Wenn.com