For information on foreign entry and exit requirements, see the Department of Stateâs webpage. If seeking to enter the United States after temporary travel abroad, you will need to present a valid, unexpired âgreen cardâ (Form I-551, Permanent Resident Card).
Black Bears. Black bears are the smallest and most common of the three bear species found in North America, and the only species found in Pennsylvania. This fact sheet covers general black bear biology, damage caused by black bears, and damage control strategies.Black bears are the smallest and most common of the three bear species found in North America, and the only species found in Pennsylvania. Their fur is generally uniform in color but is not necessarily black.n Pennsylvania, bear habitat typically consists of mixed hardwood forests. Oak, hickory, black cherry, and beech trees provide the favorite mast of the black bear. An understory of blackberries and blueberries attracts bears; cornfields and abandoned apple orchards also are popular feeding sites.
You can find three types of bears in Alaska: brown, black, and polar bears. Brown bears are the most common. In the Interior, they are called grizzly bears and are smaller and lighter brown. These bears have rounder faces than blacks, along with a noticeable muscular hump at their shoulders, giving them the strength to unearth ground squirrels from deep within their burrows.