Every year, during the salmon season, grizzly bears in Katmai National Park, in Shelikof Strait, Alaska, gather in Brooks River to finance fishing.
Photographer Michael Nolan had to travel to Alaska from the end of June to catch great photos of this "fish festival".
To catch these fresh salmon, the bears had to apply many "hunting" tactics.
From catching on air .
. "to your upper hand".
Many bears are waiting to catch fish in shallow waters.
Brooks River is the best place for bears to get salmon.
Here salmon returns from the ocean to breed.
This is a 3m high waterfall, where salmon must pass to swim into Lake Brooks.
"Lazy" bears are waiting for the salmon to enter their feet.
Learn how to accept the appearance of "competitors".