This stunning poster includes 80 of the most common backyard birds of the Rocky Mountain States. (The region is bordered by the Cascade and Sierra Nevada ranges on the west and the front range of the Rockies on the east. It includes portions of the following states: Washington, Oregon, Idaho, Montana, Wyoming, Colorado, New Mexico, Utah, and Nevada.) The illustrations are by Roger Tory Peterson, along with James Audubon, are America’s most famous bird naturalists and illustrators. 19 X 27 inch overall size, the poster comes in a heavy-walled 2 inches mailing tube with plastic end caps. Printed on 80 pound coated stock using fade resistant inks and the highest production values, it is truly of museum quality and suitable for framing.