The City of Chicago Department of Environment thanks the following for generously providing resources and suggestions to assist with the design and development of this website.
Corel Royalty Free Photo CDs (Birds, Birds Volume II, Waterfowl, Nesting Birds, Hawks & Falcons) - Copyright (c) 2002 The City of Chicago Department of Environment and its licensors. All rights reserved. These pictures are part of Corel's royalty-free Photo CD collection.