A pair of Sandhill Cranes fly togeather, 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. Cranes
Ken Papaleo, A pair of Sandhill Cranes fly togeather, 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. Cranes (03/11/2007), [434663576] . Denver Public Library Digital Collections, accessed 12/11/2025, https://digital.denverlibrary.org/nodes/view/784888