After living 17 years of my life in the Chicagoland suburbs and 21 years of it in the City, one difference I've noticed is the type of birds that have dwelled in my yard.  The birds in the suburbs are generally bigger and more colorful.  I'm guessing that this phenomena is due to the amount of wetlands in the suburbs.  But now, bald eagles are making it back to the City for the first time in over a century.  Here's more about it...

The Chicago Tribune article

The Chicago Sun-Times article

The WLS-TV story