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.
Four species of voles occur in Pennsylvania: the meadow vole, the pine vole, the red-backed vole, and the rock vole. The red-backed vole and rock vole are primarily restricted to mountainous areas, and it is the meadow vole and pine vole that are most often responsible in damage situations.Voles are small, chunky, ground-dwelling rodents. Mature voles are 5 to 7 inches long and have stocky bodies, short legs, and short tails.he red-backed vole and rock vole are primarily restricted to mountainous areas, and it is the meadow vole and pine vole that are most often responsible in damage situations. Voles are small, chunky, ground-dwelling rodents. Mature voles are 5 to 7 inches long and have stocky bodies, short legs, and short tails.