4,181 Free Images of Threatening

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

Alligator on the bank of pond

amphibian wildlife

Indiana bat roost

Hillside view of Tideström's lupine with monardella

landscape mountain

Young bog turtle in hand

north carolina reptiles

Perdido Key beach mouse

mammals florida

Fisheries biologist processes Gulf sturgeon

Side view of Alligator sunning

amphibian reptiles

Juvenile Pallid sturgeon

USFWS Biologist collects Texas Wild Rice

Fisheries biologist processes Gulf sturgeon-1

Common tern-1

Sockeye salmon-1

Scales on a Gulf sturgeon

Mountain sweet pitcher plant flower

Peninsular bighorn sheep ewes

wildlife animals

Short-tailed Albatross

Botanist digging a hole to plant swamp pink plant

flowering plant plants

Dolly Varden-1

Sockeye salmon-1

Northern Aplomado Falcon-1

birds of prey bird

Sockeye salmon-3

Newborn Black-Footed ferrets-4

conservation mammals

Northern Aplomado Falcon-3

Getting ready for freedom

Sunset over the frozen lake-1

Close-up of Lake sturgeon

Hawaiian monk seal and Red-footed booby

marine mammal islands

Palo de rosa

Pallid Sturgeon-1

Chinook salmon migrating-3

Mississippi sandhill cranes

Bay Checkerspot butterfly-2

California Condor-2

wildlife animals

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

mammals monitor

Puerto Rican Parrot

Northern long-eared Bat-1

Pallid sturgeon-1

underwater fish

Fisheries biologist displays Gulf sturgeon underside

Mountain yellow-legged frog and eggs

amphibian mountain

Delmarva Peninsula fox squirrel-1

animals mammals

Fisheries biologists measure Gulf sturgeon-3

Northern Aplomado Falcon-2

FWS Employee Removing Red-Cockaded Woodpecker from Net

south carolina bird

Chinook salmon migrating-2

Sockeye salmon-1

Fisheries biologist processes Gulf sturgeon-1

Delmarva Peninsula fox squirrel-6

animals mammals

Juvenile Chinook salmon-4

Ash Meadows Speckled Dace-1

Delmarva Peninsula fox squirrel-3

animals mammals

Cave opening at Carters Cave-2

landscape nature

Volunteer with baby loggerhead turtle-1

volunteer reptiles

Mississippi Sandhill Crane-4

Nutall's violet

Pallid Sturgeon

Gila trout-1

landscape nature

Salado Salamander-6

underwater wildlife

Endangered Birds Nesting sign-1

Common tern-1

Side view of a polar bear

animals mammals

Loggerhead turtle builds her nest-2

reptiles animals

Delmarva Peninsula fox squirrel-3

animals mammals

Florida panther-3

wildlife animals

California Condor and chick in nest cave-1

birds of prey bird

Yellow-shouldered blackbird with band

Gulf Sturgeon research

Steller sea lions-5

animals mammals

Cave opening at Carters Cave-2

landscape nature

Fisheries biologists measure Gulf sturgeon-1

Santa Cruz long-toed salamander

california reptiles

Green pitcher plant

Pallid sturgeon-2

underwater fish

Piping plover chick and adult

new jersey scenic

Ash Meadows Speckled Dace-2

underwater fish

Okaloosa darter-2

Another bat in the net

San Marcos Salamander-1

Fisheries biologist processes Gulf sturgeon-3

Colorado hookless Cactus

At the threshold

Hawaiian Stilt

Ash Meadows Speckled Dace-1

Fisheries biologists holds fin on a Gulf sturgeon

Comal Springs

Hine's emerald dragonfly larvae in shallow water-1

arthropod insects

Fisheries biologists measure Gulf sturgeon-1

Sockeye salmon-3

Where confiscated wildlife ends up

wildlife animals

Swamp pink plant-2

mountain plants

Hawaiian Monk seal

underwater water

Mission Blue butterfly

California red-legged frog-1

california amphibian

Ashland Forensics Lab-2

clay-loving wild buckwheat-3

California red-legged frog-2

california amphibian

Lake sturgeon in net being weighed-2

Fisheries biologist processes Gulf sturgeon-4

Juvenile Chinook salmon-1

Paddlefish in clear water

Pagosa skyrocket plant

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