3,975 Free Images of Threatening

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

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

Greater sage-grouse

Green Sea Turtle hatchling

wildlife animals

Devils Hole Pupfish in captivity

Florida scrub-jay

Biologist transfers adult Gila trout to buckets for distribution

partnership new mexico

Texas Blind Salamander-3

underwater animals

Devils Hole Pupfish in captivity-3

Ash Meadows Speckled Dace-4

Captive Devils Hole pupfish-5

Sockeye salmon-5

Whooping cranes at Quivira National Wildilfe Refuge

Biologist reattaches fish tank to helicopter cable-1

partnership new mexico

Sign designating area for Endangered Braunton's milk-vetch

Angler on shore

Southern Sea Otter with gull

Black-footed Ferret-3

wildlife mammals

Wyoming toad-3

reptiles colorado

Northeastern beach tiger beetles

arthropod animals

Hatchling Gopher tortoise sleeping

reptiles georgia

Trio of Tricolored bats

Distant view of a polar bear pair

marine mammal mammals

Biologists search for Fountain Darter-3

Delmarva Peninsula fox squirrel-2

animals mammals

Tri-colored bat

Texas Indigo snake

Biologists search for Fountain Darter-1

Ash Meadows ivesia

Collecting measurements of a sedated lynx

mammals monitor

Northern Aplomado Falcon-1

Captive Devils Hole pupfish-2

Gila Trout in net

new mexico fish

Eastern red bat

Spring-loving centaury

Baby loggerhead turtles hatching at night

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

Florida panther-3

wildlife animals

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

clay-loving wild buckwheat-3

Green pitcher plant

Comal Springs-1

Cave opening at Carters Cave-2

landscape nature

Dibbler

marsupial animals

Red wolf-1

wildlife animals

Swamp pink flower

Green sea turtles

reptiles animals

Scales on a Gulf sturgeon -4

Chinook salmon migrating-3

Pagosa skyrocket flower

Gila trout-7

landscape nature

Panama City crayfish-3

Mississippi Sandhill Crane-1

Pallid sturgeon-1

Two trumpeter swans at Tetlin National Wildlife Refuge

Salt Marsh Birds Beak

Fisheries biologists holds fin on a Gulf sturgeon-2

Greater sage-grouse-2

Fisheries biologists measure Gulf sturgeon-4

Northern Aplomado Falcon-1

Fisheries biologists holds fin on a Gulf sturgeon-1

Fisheries biologist releases Gulf sturgeon -1

Fisheries biologists holds fin on a Gulf sturgeon-2

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