4,179 Free Images of Threatening

endangered and/or threatened species fish wildlife refuge work of the service animals wildlife wildlife viewing underwater fishery fish hatcheries

Aerial view of a brown bear fishing for salmon

Red wolf-1

wildlife animals

‘Alae ke‘oke‘o (Hawaiian coot)

Willowy monardella

Juvenile Chinook salmon-1

Service videographer

Male Short-tailed albatross and chick

American paddlefish-1

Bog turtle shell being measured

north carolina reptiles

Key deer

wildlife animals

Okaloosa darter-4

Mississippi Sandhill Crane-1

Taking notes

California Condor and chick in nest cave

birds of prey bird

Sockeye salmon-1

Red wolf-1

wildlife animals

Release plume

Roseate tern nest hidden in the plants

Juvenile Chinook salmon-1

Delmarva Peninsula fox squirrel-2

animals mammals

Biologist stocks Gila trout in Mineral Creek-4

partnership new mexico

Northeastern beach tiger beetles

arthropod animals

Hatchling Gopher tortoise sleeping

reptiles georgia

Green Sea Turtle hatchling

wildlife animals

Pallid Sturgeon-1

underwater fish

Devils Hole Pupfish in captivity

Ash Meadows Speckled Dace-4

Texas Blind Salamander-2

underwater animals

Chinook salmon migrating-3

Biologists measure each bird

Devils River minnow

Red wolf-3

wildlife mammals

Texas Blind Salamander-3

underwater animals

Wood storks

Devils Hole Pupfish in captivity-3

Large ghost orchid

Biologist stocks Gila trout in Mineral Creek-3

partnership new mexico

Devils Hole pupfish-1

Traditional dip netting-2

Sockeye salmon-5

Sockeye salmon-4

Wyoming toad-1

reptiles colorado

Biologists search for Fountain Darter-4

Bridge on the Columbia River

Northern Aplomado Falcon-1

Piping Plover chick

Spring-loving centaury

Tricolored heron and Wood stork

Pallid Sturgeon-1

underwater fish

Florida scrub-jay

Biologists release a Gulf sturgeon in river

Chinook salmon migrating-4

Hine's emerald dragonfly larvae in shallow water-3

Florida manatee-2

Biologists search for Fountain Darter-3

Mountain yellow-legged frog-1

wildlife animals

Close up of sutured surgery site on abdomen of lake sturgeon-2

Anglers with their fresh catch

Lake sturgeon tail with floy tag for identification

Captive Devils Hole pupfish-2

Measuring the ears of a sedated lynx

mammals monitor

Fisheries biologist releases Gulf sturgeon -1

Pallid Sturgeon-1

underwater fish

Biologists search for Fountain Darter-1

Descending deeper into the mine

Biologists search for Fountain Darter-1

Eastern red bat

Biologists search for Fountain Darter-1

Gila trout tank

Checking the mine wall for bats

Common tern-3

Florida manatee-1

underwater water

Trio of Tricolored bats

Distant view of a polar bear pair

marine mammal mammals

Captive Devils Hole pupfish-1

Pallid sturgeon-2

underwater fish

Black-footed Ferret-3

wildlife mammals

Biologists measure a Gulf sturgeon in river

Collecting measurements of a sedated lynx

mammals monitor

Captive Devils Hole pupfish-5

Anglers release a salmon

recreational fish

Mountain yellow-legged frog and eggs-2

amphibian mountain

Texas Blind Salamander-2

underwater animals

Angler on shore

Southern Sea Otter with gull

Florida manatee-1

Texas Indigo snake

Mountain yellow-legged frog-1

amphibian animals

Hatchling Gopher tortoise

reptiles animals

Ash Meadows gumplant-5

Devils Hole Pupfish in captivity-2

Gila trout-4

Pallid sturgeon

conservation fish

Ash Meadows ivesia

Mountain yellow-legged frog tadpole

underwater amphibian

Pallid Sturgeon-4

underwater fish

Fishing on the Columbia River-1

Wood stork in flight

Biologist reattaches fish tank to helicopter cable-1

partnership new mexico

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