1981 18¢ Great Blue Heron
Preservation of Wildlife Habitat
Issue Date: June 26, 1981
City: Reno, NV
Printed By: Bureau of Engraving and Printing
Printing Method: Photogravure
U.S. #1921 is part of a block of four stamps. In an effort to draw support for the preservation of wildlife habitats, the stamps illustrate the four habitats threatened by man and man's progress. Pictured are a Great Blue Heron (Wetland Habitats), a Badger (Grassland Habitats), a Grizzly Bear (Mountain Habitats), and a Ruffed Grouse (Woodland Habitats).