The nesting area of the Calliope Hummingbird extends from southern British Columbia to Colorado and California. It winters in western Mexico.
To learn more about the migration of hummingbirds, follow this link.
Credit: Data provided by NatureServe in collaboration with Robert Ridgely, James Zook, The Nature Conservancy - Migratory Bird Program, Conservation International - CABS, World Wildlife Fund - US, and Environment Canada - WILDSPACE. http://www.natureserve.org/infonatura (Accessed: May 8, 2007 ).