48 – The number of bird species that nest in U.S. grasslands, including ducks, grouse, hawks, and songbirds
48 and 55 – The percent of grassland birds that are of conservation concern and percent showing significant declines.
2 – Percent of the tallgrass prairie that still remains in North America
4 – Number of grassland bird populations that are federally endangered
8 – Number of sparrow species out of 12 that are listed as of conservation concern
38-77 – Percent of Eastern and Western meadowlarks, Bobolinks, Shorteared Owls, and Northern Bobwhites that have declined since 1968
6 – Number of species that breed in the Great Plains of the United States and Canada and that winter in Mexico’s Chihuahuan grasslands that are showing steep declines of 68–91%
Data: State of the Birds 2009
Photo by South Dakota Tourism
