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    Water Processing plant aerial black and white — Stock Photo
    Water Processing plant aerial black and white
    Water Treatment Tanks in Aerial Black and White — Stock Photo
    Water Treatment Tanks in Aerial Black and White
    Beautiful sunset over the river — Stock Photo
    Beautiful sunset over the river
    Field of marsh grasses in the wind, surface view — Stock Photo
    Field of marsh grasses in the wind, surface view
    Ten Ewe Mountain at sunset, Kofa National wildlife Refuge, Arizona, United States — Stock Photo
    Ten Ewe Mountain at sunset, Kofa National wildlife Refuge, Arizona, United States
    Cholla cactus at sunrise, Kofa National Wildlife Refuge, Arizona, United States — Stock Photo
    Cholla cactus at sunrise, Kofa National Wildlife Refuge, Arizona, United States
    Cactus growing in the Kofa National Wildlife Refuge, Arizona, United States — Stock Photo
    Cactus growing in the Kofa National Wildlife Refuge, Arizona, United States
    Mountain landscape at sunrise, Kofa National wildlife Refuge, Arizona, United States — Stock Photo
    Mountain landscape at sunrise, Kofa National wildlife Refuge, Arizona, United States
    Cholla cactus at sunrise, Kofa National Wildlife Refuge, Arizona, United States — Stock Photo
    Cholla cactus at sunrise, Kofa National Wildlife Refuge, Arizona, United States
    Sunset Over a Sandstone Monolith, Kofa National Wildlife Refuge, Arizona, USA — Stock Photo
    Sunset Over a Sandstone Monolith, Kofa National Wildlife Refuge, Arizona, USA
    Aerials around Salt Ponds and Strange Waterways in san francisco bay — Stock Photo
    Aerials around Salt Ponds and Strange Waterways in san francisco bay
    Aerials around Salt Ponds and Strange Waterways in san francisco bay — Stock Photo
    Aerials around Salt Ponds and Strange Waterways in san francisco bay
    Aerials around Salt Ponds and Strange Waterways in san francisco bay — Stock Photo
    Aerials around Salt Ponds and Strange Waterways in san francisco bay
    Aerials around Salt Ponds and Strange Waterways in san francisco bay — Stock Photo
    Aerials around Salt Ponds and Strange Waterways in san francisco bay
    Aerials around Salt Ponds and Strange Waterways in san francisco bay — Stock Photo
    Aerials around Salt Ponds and Strange Waterways in san francisco bay
    Aerials around Salt Ponds and Strange Waterways in san francisco bay — Stock Photo
    Aerials around Salt Ponds and Strange Waterways in san francisco bay
    Aerials around Salt Ponds and Strange Waterways in san francisco bay — Stock Photo
    Aerials around Salt Ponds and Strange Waterways in san francisco bay
    Aerials around Salt Ponds and Strange Waterways in san francisco bay — Stock Photo
    Aerials around Salt Ponds and Strange Waterways in san francisco bay
    Aerials around Salt Ponds and Strange Waterways in san francisco bay — Stock Photo
    Aerials around Salt Ponds and Strange Waterways in san francisco bay
    A Variegated Meadowhawk Dragonfly (Sympetrum corruptum) perching on a twig; Willows, California, United States of America — Stock Photo
    A Variegated Meadowhawk Dragonfly (Sympetrum corruptum) perching on a twig; Willows, California, United States of America
    Black-crowned night heron (Nycticorax nycticorax) perched on a rock located within the Kealia Pond National Wildlife Refuge; Maui, Hawaii, United Stat. es of America — Stock Photo
    Black-crowned night heron (Nycticorax nycticorax) perched on a rock located within the Kealia Pond National Wildlife Refuge; Maui, Hawaii, United Stat. es of America
    Sea Purslane (Sesuvium portulacastrum) blooming in Kealia Pond National Wildlife Refuge; Maui, Hawaii, United States of America — Stock Photo
    Sea Purslane (Sesuvium portulacastrum) blooming in Kealia Pond National Wildlife Refuge; Maui, Hawaii, United States of America
    Coyote (Canis latrans) peering from the bushes in San Luis National Wildlife Refuge, California, United States of America — Stock Photo
    Coyote (Canis latrans) peering from the bushes in San Luis National Wildlife Refuge, California, United States of America
    Male California Quail (Callipepla californica) perched on a dead branch covered with orange lichens at San Luis National Wildlife Refuge; California, United States of America — Stock Photo
    Male California Quail (Callipepla californica) perched on a dead branch covered with orange lichens at San Luis National Wildlife Refuge; California, United States of America
    Large bull Tule Elk (Cervus canadensis nannodes) standing in tall, dry grass at San Luis National Wildlife Refuge; California, United States of America — Stock Photo
    Large bull Tule Elk (Cervus canadensis nannodes) standing in tall, dry grass at San Luis National Wildlife Refuge; California, United States of America
    Sunrise over Lake Umbagog, Maine, USA — Stock Photo
    Sunrise over Lake Umbagog, Maine, USA
    Cumulonimbus clouds over Lake Umbagog, New Hampshire, USA — Stock Photo
    Cumulonimbus clouds over Lake Umbagog, New Hampshire, USA
    Island campsite with canoes and kayaks at the lakeside, Lake Umbagog, New Hampshire, USA — Stock Photo
    Island campsite with canoes and kayaks at the lakeside, Lake Umbagog, New Hampshire, USA
    Moose with flies over head crossing river — Stock Photo
    Moose with flies over head crossing river
    Canoes and kayaks at the lakeside, Lake Umbagog, New Hampshire, USA — Stock Photo
    Canoes and kayaks at the lakeside, Lake Umbagog, New Hampshire, USA
    Mergansers with a splash at National Wildlife Refuge — Stock Photo
    Mergansers with a splash at National Wildlife Refuge
    Camping fire pit at night with lightning in the background at Lake Umbagog, New Hampshire, USA — Stock Photo
    Camping fire pit at night with lightning in the background at Lake Umbagog, New Hampshire, USA
    Old barns on farm, Olympia, Washington, United States — Stock Photo
    Old barns on farm, Olympia, Washington, United States
    Old barns on farm, Olympia, Washington, United States — Stock Photo
    Old barns on farm, Olympia, Washington, United States
    Irrigation ditch and old barn, Olympia, Washington, United States — Stock Photo
    Irrigation ditch and old barn, Olympia, Washington, United States
    Caribou deer walking in Arctic National Wildlife Refuge, Alaska, USA — Stock Photo
    Caribou deer walking in Arctic National Wildlife Refuge, Alaska, USA
    Reed grass and marsh in Columbia National Wildlife Refuge, Washington, USA. — Stock Photo
    Reed grass and marsh in Columbia National Wildlife Refuge, Washington, USA.
    A Great Blue Heron (Ardea herodias) shows off it's extravagant plumage; Ridgefield, Washington, United States of America — Stock Photo
    A Great Blue Heron (Ardea herodias) shows off it's extravagant plumage; Ridgefield, Washington, United States of America
    Mist rises from the water of a lake in Sequoyah National Wildlife Refuge; Vian, Oklahoma, United States of America — Stock Photo
    Mist rises from the water of a lake in Sequoyah National Wildlife Refuge; Vian, Oklahoma, United States of America
    Nene ( Branta sandvicensis ) and taro patches, Hanalei National Wildlife Refuge, Hanalei Valley; Hanalei, Kauai, Hawaii, United States of America — Stock Photo
    Nene ( Branta sandvicensis ) and taro patches, Hanalei National Wildlife Refuge, Hanalei Valley; Hanalei, Kauai, Hawaii, United States of America
    Clouds shroud the forest on a hillside in Siletz Bay National Wildlife Refuge; Lincoln City, Oregon, United States of America — Stock Photo
    Clouds shroud the forest on a hillside in Siletz Bay National Wildlife Refuge; Lincoln City, Oregon, United States of America
    Rock Formations On Short Beach — Stock Photo
    Rock Formations On Short Beach
    Sandhill cranes silhouettes — Stock Photo
    Sandhill cranes silhouettes
    Skein of snow geese — Stock Photo
    Skein of snow geese
    Rock Formations On Short Beach — Stock Photo
    Rock Formations On Short Beach
    Wood River Mountains and Snake River — Stock Photo
    Wood River Mountains and Snake River
    Rock Formation On Short Beach — Stock Photo
    Rock Formation On Short Beach
    Sunset Scenic view of forest — Stock Photo
    Sunset Scenic view of forest
    Grey slate outcropping — Stock Photo
    Grey slate outcropping
    Snow Geese Taking Flight — Stock Photo
    Snow Geese Taking Flight
    Sandhill Cranes Flock — Stock Photo
    Sandhill Cranes Flock
    Flock Of Snow Geese In Flight — Stock Photo
    Flock Of Snow Geese In Flight
    Full Moon Rising from Castle Dome — Stock Photo
    Full Moon Rising from Castle Dome
    Arctic ground squirrels — Stock Photo
    Arctic ground squirrels
    Snow goose landing — Stock Photo
    Snow goose landing
    Mountain Goat in Glacier Bay — Stock Photo
    Mountain Goat in Glacier Bay
    Mountain Goat in Glacier Bay — Stock Photo
    Mountain Goat in Glacier Bay
    Caribou, Alaska, USA — Stock Photo
    Caribou, Alaska, USA
    Caribou, Arctic National Wildlife Refuge — Stock Photo
    Caribou, Arctic National Wildlife Refuge
    Caribou, Arctic National Wildlife Refuge — Stock Photo
    Caribou, Arctic National Wildlife Refuge