Welcome to Fat Bear Week 2020! Katmai National Park and Preserve’s brown bears spent the summer gorging on 4,500-calorie salmon, and they’ve transformed into rotund giants, some over 1,000 pounds. The park is holding its annual playoff-like competition for the fattest of the fat bears (you canbetween Sept. 30 and Oct. 6). Mashable will be following all the ursine activity.
Fat Bear Week is, above all, a celebration.
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