Hanging bags from pulleys doesn't always work, particularly if a bear is food conditioned and had a taste for human snacks
Biologists are using bait to trap grizzlies so they can monitor the wellbeing of the park's population
Barry Olson used his knowledge of bear behavior and made a decision that may have saved his life
Officials advise visitors that bears are wising up to traditional ways of keeping your food out of their reach
Monrovia family startled as furry, uninvited guests made themselves at home – and not for the first time!
Officials at Glacier Bay National Park are advising visitors to take extra care with their belongings
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