Sandhill cranes feed in Beluga Slough on May 11, 2019, in Homer, Alaska, during the Kachemak Bay Shorebird Festival. (Photo by Michael Armstrong/Homer News)

Josiah Verbrugge, 14, photographs birds with his mother, Heather Verbrugge, at Beluga Lake on May 10, 2019, in Homer, Alaska, during the Kachemak Bay Shorebird Festival. He rented the big lens just for the festival. (Photo by Michael Armstrong/Homer News)

A flock of western sandpipers and dunlins is spooked by a merlin at Beluga Slough on May 11, 2019, in Homer, Alaska, during the Kachemak Bay Shorebird Festival. (Photo by Michael Armstrong/Homer News)

Two yellowlegs feed at Beluga Slough with a western sandpiper on May 11, 2019, in Homer, Alaska, during the Kachemak Bay Shorebird Festival. (Photo by Michael Armstrong/Homer News)