Hummingbird
Hummingbirds are birds native to the Americas and constitute the biological family Trochilidae. They are among the smallest of birds, most species measuring in length. Indeed, the smallest extant bird species is a hummingbird, the bee hummingbird weighing less than .
Grand Teton National Park
Over 300 species of birds have been sighted in the park including the calliope hummingbird, the smallest bird species in North America, as well as trumpeter swans, which is North America's largest waterfowl. In addition to trumpeter swans, another 30 species of waterfowl have been recorded including blue-winged teal, common merganser, American wigeon and the colorful but reclusive harlequin duck which is occasionally spotted in Cascade Canyon. Both bald and golden eagles and other birds of prey such as the osprey, red-tailed hawk, American kestrel and occasional sightings of peregrine falcon have been reported. Of the 14 species of owls reported, the most common is the great horned owl, though the boreal owl and great grey owl are also seen occasionally. A dozen species of woodpeckers have been reported, as have a similar number of species of warblers, plovers and gulls. The vocal and gregarious black-billed magpie frequents campgrounds while Steller's jay and Clark's nutcracker are found in the backcountry. The sage covered plains of Jackson Hole are favored areas for sage grouse, Brewer's sparrow and sage thrashers, while the wetlands are frequented by great blue heron, American white pelican, sandhill crane and on rare occasions it's endangered relative, the whooping crane.