Alaska’s brown bears bulk up for hibernation in a enjoyable, international bracket competitors. Here is all the things it’s essential to learn about Fat Bear Week 2025.
What is Fat Bear Week? (Unsplash)
Why bears get so fats?
In late summer season and early fall, bears enter hyperphagia, a time once they eat nonstop to organize for hibernation. “They can’t really feel full irrespective of how a lot they eat, so they simply maintain consuming,” says Sarah Bruce, a park ranger at Katmai. For feminine bears, this weight achieve is essential for profitable pregnancies. “A fertilized egg gained’t even implant except the mom is fats sufficient,” Bruce explains.
The Role of Salmon and Ecosystem Health
According to USA Today, Katmai’s brown bears depend upon sockeye salmon, benefiting from probably the most sustainable salmon runs on the earth, maintained with assist from Indigenous data and stewardship. The Brooks River’s salmon-rich waterfalls give bears loads of meals, permitting them to achieve extra weight than bears in different components of the park. This yr, an unusually excessive salmon abundance has allowed even older male bears to thrive.
Fat Bear Week 2025 contenders to observe
Fat Bear Week 2025 options returning favorites and new contenders. Fans will likely be watching 128 “Grazer” and 32 “Chunk”, amongst others. Grazer has gained the occasion in 2023 and 2024, changing into the primary feminine bear with a cub to take the crown. Several new bears, noticed all through the season, are already wanting plump and prepared for the competitors.
Also learn: Polar bear slides throughout delicate ice sheet, web hails its intelligent transfer: ‘Animals are approach smarter’
How to vote at Fat Bear Week 2025
Voting is open each day from midday to 9 p.m. ET on the Fat Bear Week web site. Fans also can watch the bears stay or in highlights on Explore.org, which streams footage from Brooks Falls. Fat Bear Week is a partnership between the National Parks, Explore.org, and the Katmai Conservancy.
A celebration of nature
While it’s a enjoyable contest, Fat Bear Week additionally highlights the significance of wholesome ecosystems. The bears’ bulking up is important for survival, and the occasion reminds the world of the fragile steadiness between wildlife and nature.
Get able to vote, cheer, and rejoice the fattest bears of Katmai National Park, as a result of this yr, survival of the fattest is the secret.
FAQs:
1. What is Fat Bear Week 2025 and when does it happen?
Fat Bear Week 2025 is an annual occasion at Katmai National Park in Alaska, the place followers vote for the park’s brown bears in a March Madness-style bracket. This yr, it runs from September 23 to September 30, with each day voting from midday to 9 p.m. ET.
2. Which bears are competing in Fat Bear Week 2025?
The competitors options a mixture of returning favorites like 128 “Grazer” and 32 “Chunk”, in addition to new contenders. The bears are judged on who has gained probably the most weight to organize for hibernation, an important a part of their survival.
3. How can I watch or vote for Fat Bear Week 2025?
Fans can vote each day on the official Fat Bear Week web site. You also can watch stay streams and highlights of the bears at Brooks Falls on Explore.org. Fat Bear Week is a partnership between the National Parks, Explore.org, and the Katmai Conservancy.









