Stock Photo: Northern Shoveler Ducks Floating In The Water Of The River In Blackwater National Wildlife Refuge.

KEYWORDS

animal beak belly bill bird black blackwater blue bog breast breeding broad brown cattails chestnut coast coastline crescent dabblers dark distinguished drake duck ducks eclipse feather feathers female female's flanks flight floating flooded forewing grass grasses gray green head iridescent long low-lying male mallard mandible marsh marshland migrating mire mottled national nature non-breeding northern nwr orange pale plumage refuge river seasons shorebird shoveler spatulate speculum tide tinged water waterbird waterfowl waterlogged wet wetland white wildlife wing winter