Birds of North America: The Patuxent Wildlife Research Center  maintains a database of all of the species of birds seen in North America. Read on to learn more about the wealth of information they provide on each specie as explained by each icon listed below. For more photos please visit the University of Florida by clicking here.

Richness Maps: Represent the species population richness in the United States.

Trends: Focus on the population trends of North American birds within the United States.

Select Species: Patuxent Wildlife Research Center offers a number of tools to search for any North American bird on their site.

Bird Songs: Patuxent also maintains a database of bird songs for many North American birds.

Life Histories: This portion of the site focuses on the diet and birth cycles of each bird.

Range Maps: Illustrate the distances these birds travel in a given year and their normal haunts.

Populations: These maps illustrate the population densities of each bird.

Checklists: Check here for North American checklists of birds encompassing all fifty states and the provinces of Canada.

Oh Canada: A wonderful collection of bird photos and sound files of birds found in Eastern Canada. Just click on the flag to visit.