A lone Sandhill Crane flies Sunday afernoon, March 11, 2007, at the Monte Vista National wildlife Reserve. Sandhill Cranes mate for life. Approximately 23,000 - 27,000 Sandhill Cranes migrate biannually through the San Luis Valley. A crane can stand fo
Ken Papaleo, A lone Sandhill Crane flies Sunday afernoon, March 11, 2007, at the Monte Vista National wildlife Reserve. Sandhill Cranes mate for life. Approximately 23,000 - 27,000 Sandhill Cranes migrate biannually through the San Luis Valley. A crane can stand fo (03/11/2007), [434664080] . Denver Public Library Digital Collections, accessed 17/06/2025, https://digital.denverlibrary.org/nodes/view/784908