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A great egret stalks its prey in the marshes of Blackwater National Wildlife Refuge in Maryland.
Cypress trees grow in a swamp near Charleston, SC
A great egret preens as it stands on the water's edge of Blackwater National Wildlife Refuge in Maryland.
A great egret walks among the stalks of plants as it fishes in the waters of Blackwater NWR in Maryland.
An angler holds up an invasive Northern Snakehead caught in the tidal marshes
A Northern snakehead's mouth opened and showing teeth
A great blue heron stands in the marsh of Blackwater National Wildlife Refuge in Maryland.
A great egret vocalizes as it stands on the water's edge of Blackwater National Wildlife Refuge in Maryland.
Phot of a Blue Heron standing along side the road at the Blackwater National Wildlife Refuge
An Eastern kingbird perches on a branch in Blackwater National Wildlife Refuge in Maryland.
Swamps and Bayous of Florida and the deep south of America
The mouth of a Northern Snakehead filled with gnarly teeth
Recycled water plant factory tanks above top drone view
An adult osprey sits in its nest with its two offspring in Blackwater National Wildlife Refuge in Maryland.
An osprey perches on the top of a tall dead tree in the marshy landscape of Blackwater NWR in Maryland.
A body of water surrounded by tress
With the wind blowing its feathers to create \
A Great Blue Heron (Ardea herodias) on a nesting platform at Blackwater National Wildlife Refuge, Maryland
An Eastern kingbird perches on a branch in Blackwater National Wildlife Refuge in Maryland.
Road sign warning motorists to watch out for endangered Delmarva Peninsula Fox Squirrels at Blackwater National Wildlife Refuge, Maryland
A wood thrush perches on a branch in Blackwater National Wildlife Refuge in Maryland.
An American bald eagle flies after a red-winged blackbird in Blackwater national Wildlife Refuge in Maryland.
Blackwater National Wildlife Refuge in Dorchester County, Maryland
The arrival of winter in the upper Stura Valley, in the province of Cuneo, in southern Piedmont
A great blue heron with its neck completely stretched toward the sky stands among the reeds of Blackwater National Wildlife Refuge in Maryland.
A great blue heron vocalizes as it stands amidst the reeds of Blackwater National Wildlife Refuge in Maryland.
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Reflections of marsh grasses and interesting white clouds dot the waters of the shoreline at Blackwater National Wildlife Refuge just south of Cambridge, Maryland. The marsh grass takes on a golden hue from the sunshine. Trees surround the water along the distant horizon.
An angler holds up an invasive Northern Snakehead caught in the tidal marshes
Machines are working hard to treat the wastewater from rubber scrap production to keep the environment clean, Over the sun
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