3,856 Free Photos of Threatening

endangered and/or threatened species wildlife refuge fish animals work of the service wildlife wildlife viewing water mammals bird

California red-legged frog-2

california amphibian

Sockeye salmon-3

Bay Checkerspot butterfly-2

Common tern-1

San Marcos Salamander-1

California Condor and chick in nest cave-1

birds of prey bird

Okaloosa darter-2

Another bat in the net

Northern Aplomado Falcon-2

Chinook salmon migrating-2

Delmarva Peninsula fox squirrel-6

animals mammals

Ashland Forensics Lab-2

Dolly Varden-1

Juvenile Chinook salmon-4

Sockeye salmon-3

Hawaiian monk seal and Red-footed booby

marine mammal islands

Palo de rosa

Chinook salmon migrating-3

Sockeye salmon-1

Mississippi sandhill cranes

Fisheries biologists measure Gulf sturgeon-3

Hine's emerald dragonfly larvae in shallow water-1

arthropod insects

Hawaiian Stilt

Sockeye salmon-1

Volunteer with baby loggerhead turtle-1

volunteer reptiles

Botanist digging a hole to plant swamp pink plant

flowering plant plants

Comal Springs

Mountain sweet pitcher plant flower

Sunset over the frozen lake-1

Close up of Leatherback turtle-2

Northern Long-Eared Bat

Garrett's mint

Devils Hole Pupfish in captivity-3

Texas horned lizard-4

reptiles desert

Cave opening at Carters Cave-2

landscape nature

Hawaii ‘Amakihi-1

California condor-3

birds of prey wildlife

Mississippi Sandhill Crane-3

Pallid sturgeon-1

underwater fish

Devils Hole Pupfish in captivity-2

‘Alae ‘Ula (Hawaiian Moorehen)

Release plume

Seen better days

amphibian animals

Shovelnose Sturgeon in living stream

underwater fish

San Diego fairy shrimp-1

crustacean water

Devils Hole Pupfish in captivity-2

USFWS Bait bucket used for Lake sturgeon capture

equipment new york

Devils Hole Pupfish in captivity-1

Sumatran tiger

wildlife animals

Juvenile Chinook salmon-2

Aerial view of a brown bear fishing for salmon

Delmarva Peninsula fox squirrel-5

wildlife animals

Monitoring bat populations

Wyoming toad-1

reptiles animals

Ash Meadows Speckled Dace-1

Loggerhead sea turtle hatchling

reptiles animals

American paddlefish-1

California Condor and chick in nest cave

birds of prey bird

Endangered Birds Nesting sign

Fisheries biologists measure Gulf sturgeon-2

Humpback chub

underwater fish

Indiana bat-5

landscape nature

Laysan Albatross on Midway Atoll

Fisheries biologist displays Gulf sturgeon underside-1

Devils Hole Pupfish in captivity-2

Juvenile Chinook salmon-1

Red wolf-1

wildlife animals

Northern long-eared Bat-4

‘Alae ke‘oke‘o (Hawaiian coot)

Biologist nets a Panama City crayfish-1

crustacean florida

Kemp's Ridley Sea Turtle

Fisheries biologists measure Gulf sturgeon

Puerto Rican boa

wildlife animals

Polar bear walking along the shore

animals mammals

American paddlefish leucistic-1

Biologists net a Panama City crayfish-1

crustacean florida

Florida manatee-1

Lake sturgeon in net being weighed-2

Mountain yellow-legged frog-1

amphibian wildlife

Biologists net a Panama City crayfish-1

crustacean florida

Sierra Nevada Bighorn sheep-4

Eureka Valley evening-primrose

california plants

Lesser Prairie-Chicken Conservation meeting-1

new mexico meeting

Biologists net a Panama City crayfish-2

crustacean florida

Sierra Nevada Bighorn sheep-3

Kirtland's Warbler

Oregon spotted frog

amphibian animals

American paddlefish development collage

Bog turtle

reptiles animals

Bog turtle affixed with radio transmitter

mountain animals

Florida manatee-1

Gila trout-1

underwater new mexico

Wing damage

Okaloosa darter-1

underwater fish

Hawaii ‘Ākepa

Whooping Cranes landing

USFWS work boat-3

Perdido Key beach mouse-1

mammals florida

Northern Flying squirrel nest box

architecture mammals

American paddlefish leucistic-1

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