American Avocets Foraging In The San Pablo Bay National Wildlife Refuge, California. American Avocets (Non-Breeding Adults Pictured) Swing Their Long Upturned Bills Through Shallow Water To Catch Small Invertebrates.

KEYWORDS

american avocet active alone appealing aquatic autumn beak beauty beautiful birding biology birdwatching black white photograph california copy space cute diurnal ecology estuary feathers foraging habitat horizontal legs marshland migration migratory bird mud flat natural nature people outdoors reflections pablo bay national wildlife refuge shorebird simplicity small solitary summer tranquility two wading walking water waterbird wetland white winter plumage charadriiformes recurvirostra americana recurvirostridae