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Bears Eat Dirt?

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Bears Eat Dirt?

Short | 01:50

After months of hibernation, Yellowstone's grizzly bears immediately eat volcanic soil to jumpstart their digestive systems. The soil contains potassium and magnesium, which kill off parasites that cause diarrhea.


    • Wednesday
    • 10:00pm
    Jul 18
    • Thursday
    • 1:00am
    Jul 19
    • Tuesday
    • 8:00am
    Jul 24

More About This show

Yellowstone National Park is home to a vast array of landscapes and a huge diversity of animals, united in a fascinating ecosystem, one that is currently in severe trouble. The area once contained over 19,000 elk, but its numbers have plummeted by 80% in the last two decades. The mysterious decline has sparked many questions, and researchers are in a race to provide answers. Join them as they investigate a series of theories and suspects, from wolves to bears to trees to trout, in an attempt to solve this alarming puzzle.

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