Birds in Flight..鸟类在飞行中
Bosque Del Apache, New Mexico
San Diego River Estuary, Ocean Beach, CA
West Sacramento, CA
La Jolla, CA
San Diego River Estuary, Ocean Beach, CA
La Jolla Cove, La Jolla, CA
Wildhorse Golf Course, Davis, CA
Lagoon Valley, CA
Cosumnes River Preserve, Galt, CA
Yolo Wildlife Area, Davis, CA
Staten Island, Walnut Grove, CA
Yolo Wildlife Area, Davis, CA
Egg Island, Norton Sound, Alaska
San Diego River Estuary, Ocean Beach, CA