print email comment close BirdSource: Birding with a Purpose URL: http://www.birdsource.org/ Description: This site allows birders to record their observations in order to assist ornithologists "define bird ranges, populations, migration pathways, and habitat needs." The data from the National Audubon Society's Christmas Bird Count is available for the past 100 years. There are also articles about other counts and various species and color photos and sounds for many birds. Publisher: Audubon; Cornell Lab of Ornithology Library of Congress Subject Headings: Bird watching LII Database Information: Record 4912 created by Dana Lubow on 10/10/1999 Last modification on 10/27/2002 Published: 10/10/1999   Funding agency: California State Library LII Item ID: http://lii.org/cs/lii/view/item/4912