[header] How to survive a bear attack [title] Identify the bear quickly upon your encounter. [step] Knowing your bear has some " bearing " on how to approach an attack. Keep in mind that color and size are not reliable sole indicators of the species of bear--even those familiar with bears can have a difficult time determining the difference between a very large black bear and a grizzly. 
Common features of some species of bears include : [substeps] Black bears (ursus americanus): black bears can weigh between 125 to 660 pounds (56 kg to 300 kg). The color of black bears tends to range from black to blond.