Yellowstone National Park is famous for its grizzly bear population . One of the few places in the U.S. where visitors can see black and brown bears roaming freely, some might think bears run the national park.

Despite what visitors observe, scientists are seeing a far more disturbing trend among the Greater Yellowstone Area's brown bear population. Each year, scientists record the number of confirmed and presumed grizzly fatalities in the Yellowstone Ecosystem, which is the brown bear territory in and around Yellowstone National Park.

On September 13, scientists completed a "provisional" count of grizzly bear fatalities , a common occurrence that helps researchers get a sense of the rate of grizzly bear deaths in the calendar year. This year's provisional count was alarming, indicati

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