There is even a section which gives a very accurate description of this beautiful bird. This article describes how, and what to feed a hummingbird. It also discusses appealing colors, and plants. My Hummingbirds Pictures Contains a few really nice images of hummingbirds. They are a little slow to load but worth the wait.
Larger images are available by clicking on the smaller ones.
This is a joint project between US, and Mexican students. There is information available on the hummingbird, its migration patterns, banding, and how you can participate in the project. The Ruby-throated Hummingbird is unique because it nests on the Great Plains. Most other hummingbirds nest in the tropics, or the American west. This site contains information on its range, appearance, diet, nesting, migration, and conservation.