3,975 Free Images of Threatening

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

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

Endangered Hawaiian monk seal

animals mammals

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)

Florida Manatee-5

underwater water

Baby loggerhead turtle at night

reptiles planet

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

Juvenile Chinook salmon-1

Gila trout-1

underwater new mexico

Florida manatee-1

Biologists weigh a Gulf sturgeon -3

Hine's emerald dragonfly in researchers hand-2

arthropod insects

Cave opening at Carters Cave-1

landscape mammals

Midway Memorial marker at the Battle of Midway 75th Anniversary Commemoration

endangered and/or threatened species wildlife refuge

Devils Hole pupfish-1

Biologists net a Panama City crayfish-4

crustacean florida

American Alligator-4

Sockeye salmon-1

Puerto Rican juvenile sharp-shinned hawks-2

Relict trillium competing with invasive species Nepal grass

Sunset over the frozen lake-1

San Marcos Salamander-1

Valley Elderberry Longhorn Beetle-3

animals insects

Side view of a polar bear

animals mammals

California Condor and chick in nest cave-1

birds of prey bird

Okaloosa darter-2

Another bat in the net

Dolly Varden-1

Juvenile Chinook salmon-4

Sockeye salmon-1

Paddlefish in clear water

USFWS Biologist collects Texas Wild Rice

Fisheries biologist processes Gulf sturgeon-1

Salado Salamander-6

underwater wildlife

Endangered Birds Nesting sign-1

Mountain golden heather with bloom

Common tern-1

Dolly Varden-2

Where confiscated wildlife ends up

wildlife animals

Volunteer with baby loggerhead turtle-1

volunteer reptiles

California red-legged frog-2

california amphibian

Northern Aplomado Falcon-2

Chinook salmon migrating-2

Delmarva Peninsula fox squirrel-6

animals mammals

Ashland Forensics Lab-2

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