If you wish to identify and learn about different organisms, explore the Biodiversity Database of the Washington D.C. area associated with the Georgetown University Laboratory of Entomology and Biodiversity.
Spiders
Deer
Beetles
Flies
True bugs, cicadas, hoppers, aphids, and allies
Ants, bees, wasps, and sawflies
Bunnies
Butterflies and Moths
Grasshoppers, crickets, katydids
Birds
Snakes and lizards