5,541 Free Photos of Endangered

endangered and/or threatened species wildlife refuge fish animals work of the service wildlife viewing wildlife aquatic environment biologists(usfws)bird

Swamp pink flower

Male Short-tailed albatross and chick

Scales on a Gulf sturgeon -4

Texas horned lizard-4

reptiles desert

‘Alae ‘Ula (Hawaiian Moorehen)

Taking notes

American paddlefish-1

Juvenile Chinook salmon-1

Service videographer

Miami Blue Butterfly-3

Wolf collaring-1

Laysan albatross in flight

California Condor and chick in nest cave

birds of prey bird

Two trumpeter swans at Tetlin National Wildlife Refuge

Shovelnose Sturgeon in living stream

underwater fish

San Diego fairy shrimp-1

crustacean water

Fisheries biologists holds fin on a Gulf sturgeon-2

California condor-3

birds of prey wildlife

Okaloosa darter-4

Mississippi Sandhill Crane-1

Devils Hole Pupfish in captivity-1

Fisheries biologists measure Gulf sturgeon-4

Northern Aplomado Falcon-1

Sockeye salmon-1

Red wolf-1

wildlife animals

Release plume

Roseate tern nest hidden in the plants

Green sea turtles

reptiles animals

Captive Devils Hole pupfish-5

Angler on shore

Southern Sea Otter with gull

Biologist reattaches fish tank to helicopter cable-1

partnership new mexico

Pallid sturgeon-1

Gila trout-4

Pallid sturgeon

conservation fish

Devils Hole Pupfish in captivity-2

Texas Blind Salamander-2

underwater animals

Florida manatee-1

Texas Indigo snake

Mountain yellow-legged frog-1

amphibian animals

Hatchling Gopher tortoise

reptiles animals

Fishing on the Columbia River-1

Wood stork in flight

Biologist reattaches fish tank to helicopter cable-1

partnership new mexico

Anglers release a salmon

recreational fish

Mountain yellow-legged frog and eggs-2

amphibian mountain

Biologist transfers adult Gila trout to buckets for distribution

partnership new mexico

Gila Trout Release

new mexico fish

Ash Meadows ivesia

Mountain yellow-legged frog tadpole

underwater amphibian

Pallid Sturgeon-4

underwater fish

Ash Meadows gumplant-5

Sockeye salmon-4

Whooping cranes at Quivira National Wildilfe Refuge

Red wolf-1

wildlife animals

Dolly Varden-1

Okaloosa darter-2

Fishing on the Columbia River

Biologists search for Fountain Darter-5

Hatchling Gopher tortoise feeding

reptiles georgia

Okaloosa darter-5

Ash Meadows Speckled Dace-4

Texas Blind Salamander-2

underwater animals

Chinook salmon migrating-3

Biologists measure each bird

Devils River minnow

Bald Eagle

Traditional dip netting-2

Sockeye salmon-5

Sockeye salmon-4

Wyoming toad-1

reptiles colorado

Biologists search for Fountain Darter-4

Green Sea Turtle hatchling

wildlife animals

Pallid Sturgeon-1

underwater fish

Devils Hole Pupfish in captivity

Florida scrub-jay

Biologists release a Gulf sturgeon in river

Bridge on the Columbia River

Northern Aplomado Falcon-1

Piping Plover chick

Spring-loving centaury

Delmarva Peninsula fox squirrel-2

animals mammals

Chinook salmon migrating-4

Biologists measure a Gulf sturgeon in river

Collecting measurements of a sedated lynx

mammals monitor

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

Anglers with their fresh catch

Biologist stocks Gila trout in Mineral Creek-4

partnership new mexico

Black-footed Ferret-3

wildlife mammals

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

Descending deeper into the mine

Biologists search for Fountain Darter-1

Eastern red bat

1101 - 1200 of 5,541 Next page

/ 56