Bear fans worldwide can watch the bears of Katmai National Park bulk up on salmon and vote for their favorite starting Sept. 22

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Fat Bear Week celebrates Katmai National Park’s brown bears as they bulk up for hibernation

The bracket-style competition features 16 bears, including defending champion Chunk and past winner Grazer

Fans can vote online daily and watch live bear cams, with donations supporting Katmai’s conservation efforts

It’s that time of year again in Alaska’s Katmai National Park and Preserve: Fat Bear Week is back to celebrate the park’s brown bears as they bulk up for winter.

From Tuesday, Sept. 22, through Sept. 29…

Read the full article at PEOPLE.COM