At Katmai National Park & Preserve in Alaska, salmon are the lifeblood of a fertile coastal ecosystem. At Brooks Falls, the salmon must run a gauntlet of hungry bears, wolves, birds and other fish-eaters before proceeding further inland to spawn. Every summer, tens of thousands of sockeye salmon migrate from Bristol Bay to spawn in rivers adjacent to large lakes, such as the Brooks River, which connects Lake Brooks and Naknek Lake in the park. These homecoming salmon—weighing an average of 5-7 p

189K views · 2.3K reactions | Hey Kentuckiana! Here's a look at the brown bears of Katmai National Park & Preserve in King Salmon, Alaska. Tell us where you're watching from. (Courtesy: explore.org) | WHAS11 News | Facebook

4M views · 39K reactions | The iconic Fat Bear Week contest has returned for its 11th year at the Katmai National Park and Preserve in Alaska. Voting has opened to determine the beefiest brown bear ahead of winter hibernation. Read more: https://cnn.it/4gE67Gg | CNN | Facebook

8.3M views · 179K reactions | Alaska has some wild volcanoes  out over Katmai National Park 朗! Flying with Russ & his crew | John Derting | Facebook