A friend of mine who lives and work in Davis, California has a fascinating website: Hors Categorie Cycling Photography. He's shot the Tour de France and the Amgen Tour of California, and some of his stuff has been picked up by wire services and regional newspapers. If you want to find some good images of the last three Tours of California, it's a good place to look. He also shoots beautiful stuff of local amateur and collegiate events.
Here's an prime example of his series on land-based whales:
And here's his photograph of an exceptionally rare gathering of Greater West Coast Migratory Preening Birds. Never before have we been blessed by an image of their convergence atop the podium: