There are in fact many, many sites about ornithology, but few have as much of a user-friendly and lively appearance as Geobirds. Billed as "your online birding community", the site contains sections like "What bird was that?�, "Share", and "Learn". In the "What bird was that?� area, visitors are taken into the colorful "BirdBrain" interface, which allows them the opportunity to navigate around...