3,856 Free Photos of Threatening

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

Swamp Pink

butterfly animals

Island marble butterfly-5

landscape nature

American paddlefish and Pallid sturgeon

underwater fish

Mountain golden heather blooms

Gray wolf-2

California Condor released at Hopper Mountain NWR

landscape mountain

Pallid sturgeon-3

Candy darter-1

Biologist shows front view of Gulf sturgeon in river-2

Razorback sucker-1

Biologist stocks Gila trout into Mineral Creek

Photographer captures anglers with their fresh catch

Pallid sturgeon juvenile yearling-1

Hawksbill sea turtle

Green Sea Turtles

Loading Gila Trout onto Fish transportation truck

Public access fishing area

Razorback sucker

Pallid Sturgeon-13

Delmarva Peninsula fox squirrel pit tagging-1

maryland mammals

Canyon at San Diego National Wildlife Refuge

Barrier protects mountain yellow-legged frogs from nonnative tro-6

landscape water

Biologists deploy a GPS elk collar on a cow elk

Yakama tribal member with traditional dip net-4

Fishing near a small town along the Columbia River-2

Candy darter-1

Southern Sea otter with green crab

Two year old pallid sturgeon

Pallid Sturgeon-1

Releasing a captured lynx

Fishing near a small town along the Columbia River-2

Young couple releases a Fall Salmon-1

Ash Meadows Amargosa pupfish-1

Attaching a small satellite GPS collar on a sedated lynx

Angler holds a Fall Chinook salmon

Newly collared female lynx recovers from sedation

wildlife animals

Razorback sucker-1

Ash Meadows gumplant

Silver fox in silhouette

Measuring a transect

landscape water

Captive Devils Hole pupfish-3

Newly captured and sedated Canada lynx

Pleasant pines

Biologists continually monitor the lynx

Detail of a predator's eye

wildlife animals

Service biologist,Claire Ellwanger, counts green pitcher plants

Biologists tagging Delmarva Peninsula fox squirrels-2

Ash Meadows Amargosa pupfish-1

Collared lynx exits the trap

wildlife animals

Captive Devils Hole pupfish-5

Captive Devils Hole pupfish-2

Biologist carefully moves the sedated lynx to a recovery position

Ash Meadows Amargosa pupfish-1

Natural resource professionals looking for Tidewater Goby

Wood stork-1

Cave opening at Carters Cave-3

Newly collared female lynx-1

wildlife animals

Silver fox pauses in the snow

Fishing near a small town along the Columbia River-3

Female Canada lynx

Captive Devils Hole pupfish-1

Biologist stocks Gila trout in Mineral Creek-2

Captive Devils Hole pupfish-3

Front paw of a sedated female lynx

animals mammals

Atlantic salmon parr in Cobble Habitat

FWS divers search for salamanders in Spring Lake-2

Lyon's pentacheata

Collared female Canada lynx

wildlife animals

Collared Canada lynx crosses the frozen river

Ash Meadows Amargosa pupfish-1

Spring-loving centaury-6

Nihoa Millerbird Translocation-3

Female lynx fitted with GPS collar

wildlife animals

Endangered Tobusch fishhook cactus flower

Pallid sturgeon-1

Loggerhead Sea Turtle tracks

Ash Meadows Amargosa pupfish-1

Photographer captures anglers with their fresh catch-1

Female Canada lynx-3

Delmarva Peninsula fox squirrel pit tagging-2

Female lynx heads back to the forest

wildlife animals

Female Canada lynx-6

Newly collared female lynx

wildlife animals

Ash Meadows Amargosa pupfish-6

Piping plover chick and the big wave

Female lynx fitted with GPS collar-1

wildlife animals

Female lynx fitted with GPS collar-1

wildlife animals

Female Canada lynx heads back to the forest

wildlife animals

Ash Meadows Amargosa pupfish-3

Bonytail Chub

ring-tailed lemur

Piping plover chick

Delmarva Peninsula fox squirrel-1

Collared adult male Canada lynx

wildlife animals

Sub-Adult Pallid sturgeons

Short-tailed Albatross and Laysan Albatross chicks with decoys

Pallid sturgeon-4

Rough Popcornflower

Scarlet Macaw

Eastern Prairie Fringed Orchid

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