3,856 Free Photos of Threatening

endangered and/or threatened species wildlife refuge fish animals work of the service water biologists(usfws)wildlife underwater alaska

Bog turtle-2

reptiles animals

Delmarva Peninsula fox squirrel-3

animals mammals

Sockeye salmon-2

Endangered Tobusch fishhook cactus flower-2

flowering plant texas

Alligator on the bank of pond

amphibian wildlife

Fisheries biologist processes Gulf sturgeon-3

Juvenile Dolly Varden-4

FWS Employee Removing Red-Cockaded Woodpecker from Net

south carolina bird

Mission Blue butterfly-3

Mountain yellow-legged frog-2

amphibian animals

Fisheries biologist processes Gulf sturgeon-1

Swamp pink plant-2

mountain plants

Laysan duck ducklings-3

Hillside view of Tideström's lupine with monardella

landscape mountain

Fisheries biologist displays Gulf sturgeon underside

Pallid Sturgeon-1

Pallid sturgeon-2

underwater fish

Peninsular bighorn sheep ewes

wildlife animals

Short-tailed Albatross

Ash Meadows Speckled Dace-1

Mountain yellow-legged frog and eggs

amphibian mountain

Cave opening at Carters Cave-2

landscape nature

Mississippi Sandhill Crane-4

Side view of Alligator sunning

amphibian reptiles

Chinook salmon migrating-3

Scales on a Gulf sturgeon

Bog turtle shell being measured

north carolina reptiles

Puerto Rican Parrot

Piping plover chick and adult

new jersey scenic

Pallid sturgeon-1

underwater fish

Juvenile Pallid sturgeon

California red-legged frog-1

california amphibian

Greater sage-grouse-3

Hawaiian Monk seal

underwater water

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

Sockeye salmon-3

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

Bay Checkerspot butterfly-2

Common tern-1

Fisheries biologists measure Gulf sturgeon-3

Hine's emerald dragonfly larvae in shallow water-1

arthropod insects

Hawaiian Stilt

Sockeye salmon-1

Mountain sweet pitcher plant flower

Comal Springs

Botanist digging a hole to plant swamp pink plant

flowering plant plants

Close up of Leatherback turtle-2

Ash Meadows Speckled Dace-1

Fisheries biologist processes Gulf sturgeon

Pallid Sturgeon

At the threshold

Gulf Sturgeon research

Dolly Varden-1

Mission Blue butterfly

Fisheries biologist processes Gulf sturgeon-4

Juvenile Chinook salmon-1

Fisheries biologists holds fin on a Gulf sturgeon

Delmarva Peninsula fox squirrel-1

animals mammals

Fisheries biologists measure Gulf sturgeon-1

Northern long-eared Bat-1

Northern Aplomado Falcon-1

birds of prey bird

California Condor-2

wildlife animals

Setting a trap within the protected enclosures to safely capture Pygmy rabbits

mammals monitor

Getting ready for freedom

Newborn Black-Footed ferrets-4

conservation mammals

Ash Meadows Speckled Dace-2

underwater fish

Gila trout-1

new mexico water

Gila trout-1

landscape nature

Young bog turtle in hand

north carolina reptiles

Panama City crayfish-1

Delmarva Peninsula fox squirrel-3

animals mammals

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