Greater sandhill cranes leave night roost as sun rises through fog. Monte Vista National Wildlife Refuge, San Luis Valley, Colorado. (Dunes011)
Flying sandhill crane. (Crane027)
Foster whooping cranes in San Luis Valley. (Whooper018)
Sandhill crane in flight. (Crane035)
Sandhill cranes backlit at dawn. (Crane023)
Flock of sandhill cranes flying. (Scenic459)
Flock of sandhill cranes. (Dunes055)
Sandhill crane and chick. (Crane052)
Foster whooping crane in San Luis Valley. (Whooper017)
Sandhill cranes at dawn. (Crane022)
Whooping cranes wading. (Whooper014)
Virginia rail in grass. (WadingBirds093)
Sandhill crane in flight. (Crane031)
Sandhill cranes in morning mist. (Crane019)
Sandhill cranes near water. (Crane059)
Northern pintail ducks and greater sandhill cranes during spring migration. Monte Vista National Wildlife Refuge, San Luis Valley, Colorado. (Birds081)
Whooping crane flapping wings. (Whooper002)
Sandhill crane family. (Crane045)
Greater sandhill crane flying. (Dunes050)
Sandhill cranes backlit at sunrise. (Crane021)
Sandhill crane protecting chicks. (Crane006)
Pair of sandhill cranes and chicks. (Crane007)
Whooping crane wading. (Whooper016)
Sandhill crane with chick. (Crane048)
Two whooping cranes searching for food. (Whooper001)
Whooping cranes in field. (Whooper005)
Mule deer (Odocoileus hemionus) and sandhill cranes (Grus canadensis). (Dunes043)
Sandhill crane flying. (Crane030)
Three sandhill cranes in flight. (Crane033)
Whooping crane walking in knee deep water. (Whooper015)