Antelope Flats Kelly Road. Large hayfields attract raptors that search the fields for abundant small rodents. Look for American kestrels, prairie falcons, red-tailed hawks, Swainson's hawks and northern harriers. Check fence posts for western meadow-larks, western and eastern kingbirds and mountain bluebirds. Scan irrigated pastures for long-billed curlews and savannah sparrows.
Bird life abounds due to riparian habitat.
Yellow warblers glean insects from cottonwood trees and willow and silverberry shrubs lining the Snake River. Calliope, broad-tailed and rufous hummingbirds seek nectar from wildflowers. Kingfishers, common mergansers, ospreys and bald eagles catch fish in the river. The trail to the overlook traverses a lateral glacial moraine where mixed conifers and aspens grow. Because the trail follows a small creek, expect abundant birdlife.