Northern Parula Warbler, Female, Great Spruce Head Island, Maine, June 26, 1963

White-eyed Vireo

Wood Stork, Corkscrew Swamp, Florida, January 1974

Bridled Titmouse, South Fork Cave Creek, Chiricahua Mountains, Arizona, June 11, 1959

Ruby-crowned Kinglet, Santa Fe Basin, New Mexico, July 4, 1956

Ruby-crowned Kinglet, Male, Santa Fe Basin, New Mexico, July 13, 1957

Blackpoll Warblers, Male and Female, East Inlet, Pittsburg, New Hampshire, June 29, 1965

Blackpoll Warbler, Male, East Inlet, Pittsburg, New Hampshire, July 7, 1965

Northern Pileolated Warblers, Male and Female, Brainard Lake, Colorado, July 6, 1961

Palmer's Thrasher, Mount Lemmon Road, Tucson, Arizona, April 21, 1952

Brown Creeper, Great Spruce Head Island, Maine, June 23, 1964

Little Blue Heron, Mrazik Pond, Everglades National Park, Florida, January 1974

Little Blue Heron, Mrazik Pond, Everglades National Park, Florida, January 1974

Blue-winged Warbler, Male, Bird Haven, Jackson, Michigan, June 10, 1960

Red-faced Warbler, Long Park, Chiricahua Mountains, Arizona, June 7, 1959

Red-faced Warblers, Pinery Canyon, Chiricahua Mountains, Arizona, June 16, 1959

Kirtland's Warbler, Luzerne, Michigan, July 7, 1947

Kirtland's Warbler, Male, Luzerne, Michigan, July 7, 1947

Little Blue Heron, Anhinga Trail, Everglades National Park, Florida, January 1974

Black-throated Gray Warbler, Tesuque, New Mexico, June 7, 1954