They are not, however, timid. If a bear is startled or surprised, they have have a propensity to attack, injure and sometimes kill humans. Mother bears with cubs are especially dangerous, particularly if a hiker gets between cub and sow. Over the past several years, grizzlies have been blamed in the deaths of nine Park visitors. Under the policy, any bears deemed as problem bears are removed.
All bears are dangerous.
Confrontations with bears on Park trails are rare, but not unheard of. The possibility of meeting up with a bear while hiking or camping is real. Park officials encourage enjoyment of the backcountry and suggest the following precautions to avoid human-bear conflicts. Bears aren t fond of surprises. Hikers are encouraged to make their presence known.