Ruby-throated Hummingbird Ruby Throated Hummingbird Ruby Throated Hummingbird Ruby-throated Hummingbird Dog Days Cicada Cicada Wild Sunflower Fringed gentian Aster Goldenrod Downy Gentian Thistle Flower Fringed Gentian Asters Fringed Gentian Bumble bee on Thistle Flower Asters Fringed Gentian Corallocarpus - Flower and fruit DC Metro Station Grandfather's Barn Fountains Abbey Eye of the Turtle Ruby-throated Hummingbird Pink Waterlily Ruby-throated Hummingbird Ruby-throated Hummingbird Portrait The River Tutt Fountains Abbey Fountains Abbey Fountains Abbey Spillway on the River Tutt Dove Katydid Killdeer Ceropegia mulitflora Ceropegia mulitflora Ceropegia multiflora Green Heron Euphorbia fanshawii Gray rat snake Gray rat snake Tobacco hornworm Tobacco hornworm Northern Water Snake