3,856 Free Photos of Threatening

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

Pallid Sturgeon-1

Researchers track the movement of endangered Gray bats-2

Sign designating area for Endangered Braunton's milk-vetch

Biologists search for Fountain Darter-3

Northern Long-Eared Bat-4

Red wolf-1

wildlife animals

Biologist reattaches fish tank to helicopter cable-3

partnership new mexico

Texas Indigo snake

Mountain yellow-legged frog-1

amphibian animals

Hatchling Gopher tortoise

reptiles animals

Anglers release a salmon

recreational fish

Mountain yellow-legged frog and eggs-2

amphibian mountain

Texas Blind Salamander-2

underwater animals

Ash Meadows gumplant-5

Devils Hole Pupfish in captivity-2

Captive Devils Hole pupfish-5

Angler on shore

Southern Sea Otter with gull

Okaloosa darter-5

Biologist reattaches fish tank to helicopter cable-1

partnership new mexico

Florida manatee-1

Fishing on the Columbia River-1

Wood stork in flight

Biologist reattaches fish tank to helicopter cable-1

partnership new mexico

Hatchling Gopher tortoise feeding

reptiles georgia

Okaloosa darter-2

Biologist transfers adult Gila trout to buckets for distribution

partnership new mexico

Gila Trout Release

new mexico fish

Mountain yellow-legged frog tadpole

underwater amphibian

Pallid Sturgeon-4

underwater fish

Sockeye salmon-4

Whooping cranes at Quivira National Wildilfe Refuge

Red wolf-1

wildlife animals

Dolly Varden-1

Ash Meadows ivesia

Fishing on the Columbia River

Biologists search for Fountain Darter-5

Pallid sturgeon-1

Gila trout-4

Pallid sturgeon

conservation fish

Captive Devils Hole pupfish-1

Pallid Sturgeon-1

Biologists in boat net Gulf sturgeon in river

Biologist in boat study Gulf sturgeon in river

Wildlife educators with African Serval cat

Ash Meadows Amargosa pupfish-1

Ash Meadows Amargosa pupfish-5

Hawaiian Monk Seal

Pair of Wood storks-1

Biologists capture a Gulf sturgeon in river-4

Fisheries biologists release Gulf sturgeon

Devils Hole Pupfish in captivity-1

Devils Hole Pupfish in captivity-1

Texas Blind Salamander-1

underwater animals

Puerto Rican Amazons days prior to release

Biologist shows scales on the Gulf sturgeon in river

Biologists process a Gulf sturgeon in river-4

Biologist transfers adult Gila trout to buckets for distribution-3

partnership new mexico

Documenting the Hellbender

north carolina amphibian

Wyoming toad-2

reptiles animals

Biologists process a Gulf sturgeon in river-4

Biologists release a Gulf sturgeon in river-1

Biologists capture a Gulf sturgeon in river-1

Wolf collaring-1

Green Sea Turtle hatchling-2

reptiles animals

Devils Hole Pupfish in captivity-1

Service employee displays an Atlantic Salmon

Close-up of Lake sturgeon-7

The Pacific Hawaiian Damselfly

arthropod animals

Mississippi Sandhill Crane-4

Wyoming toad-9

reptiles indoor

Tri-colored bat-1

Black-footed Ferret-8

wildlife mammals

Blue Whale carcass

Green sea turtle hatchling

reptiles animals

Cryogenic tanks for Pallid sturgeon sperm

Ash Meadows Amargosa pupfish-1

Appalachian elktoe mussel on the stream bottom

underwater biology

Pallid Sturgeon-1

Captive Devils Hole pupfish-1

Biologists search for Fountain Darter-2

Florida manatee

Measuring a hellbender

north carolina amphibian

Texas wild-rice

Devils Hole Pupfish in captivity-1

Delhi Sands flower- loving fly

arthropod nature

Black-footed Ferret kit

wildlife mammals

Pallid sturgeon-1

Hine's emerald dragonfly larvae in shallow water-2

Anglers release a salmon-3

recreational fish

Chinook salmon migrating-2

Sumatran tiger-1

wildlife animals

Wyoming toad-3

reptiles animals

Red wolf-1

Kendall Warm Springs dace-2

Pallid sturgeon-1

conservation fish

Columbian white-tailed Deer on Tenasillahe Island

Juvenile Chinook salmon-3

Juvenile Gopher tortise feeding

reptiles animals

Pallid Sturgeon-1

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