3,856 Free Photos of Threatening

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

Black-footed Ferret-1

wildlife mammals

Pagosa skyrocket flowers-1

Eastern small-footed bat-1

Captive Devils Hole pupfish-1

Biologists dip net Gila trout out of tank into buckets-4

partnership new mexico

Measuring a young bog turtle in a western north carolina bog

reptiles science

Delmarva Peninsula fox squirrel-6

wildlife animals

Pallid Sturgeon-1

underwater fish

Northern Aplomado Falcon-1

USFWS biologist nets fountain darters in the San Marcos River

Juvenile atlantic salmon

Biologists tag a hellbender

north carolina amphibian

Biologist shows length of Gulf sturgeon in river

Spring-loving centaury-1

Captive Devils Hole pupfish-4

PIT tags for Gila trout

new mexico fish

Biologists in boat net Gulf sturgeon in river-1

Ash Meadows Amargosa pupfish-2

Black wolf pup

animals wyoming

Biologists show length of a Gulf sturgeon in river

Captive Devils Hole pupfish-2

Ash Meadows Amargosa pupfish-1

Wyoming toad-1

Biologist shows side view of Gulf sturgeon in river

Display at National Conservation Training Center-1

Juvenile pallid sturgeon -1

conservation fish

Juvenile pallid sturgeon -3

conservation fish

Hatchling Gopher tortoise feeding-3

reptiles animals

Ash Meadows Amargosa pupfish-1

Green pitcher plant with flower

Ash Meadows Amargosa pupfish-1

Southern Sea otter with gull

Endangered Hawaiian monk seal and Laysan albatross

Mission Blue butterfly-1

Biologist shows front view of Gulf sturgeon in river-1

Black-footed Ferret release site

landscape travel

Pagosa skyrocket flowers

Juvenile pallid sturgeon -5

FWS biologist observes captive Devils Hole pupfish-2

Fishing on the Columbia River-3

Candy darter-1

Traditional dip netting-1

Wolf collaring-2

Biologists show length of Gulf sturgeon in river-6

Pallid Sturgeon-1

Biologists display spine of Gulf sturgeon in river-2

Dwarf Lake iris

Cryogenic tanks for Pallid sturgeon sperm-1

Researchers track the movement of endangered Gray bats-1

Eastern small-footed bat-2

Black-footed Ferret-2

wildlife animals

Biologist in boat study Gulf sturgeon in river-1

Black-footed Ferret kits

wildlife animals

Biologists in boat net Gulf sturgeon in river-1

Black wolf catches a Uinta ground squirrel

wildlife animals

Pallid sturgeon juvenile yearling

conservation fish

Juvenile yearling pallid sturgeon

conservation fish

Red wolf-1

wildlife animals

Volunteer holding a sub-adult humpback chub

Biologists search for Fountain Darter-1

Employee displays banded Hawai‘i creeper

Biologist shows front view of Gulf sturgeon in river

Devils Hole Pupfish in captivity-2

Ash Meadows Amargosa pupfish-1

Sockeye salmon-2

underwater fish

Condor habitat in mountainous Ventana Wilderness Area

Texas wild-rice-1

Researchers track the movement of endangered Gray bats

Captive Devils Hole pupfish-4

Anglers catch and release

Recreational fishing on the Columbia River

Biologist in boat study Gulf sturgeon in river-1

Biologists dip net Gila trout out of tank into buckets-5

partnership new mexico

Delmarva Peninsula fox squirrel pit tagging-1

maryland mammals

Biologist stocks Gila trout into Mineral Creek-4

Red wolf captive-5

animals mammals

Black-footed Ferrets in preconditioning pens

wildlife mammals

Juvenile pallid sturgeon -2

conservation fish

Capative propagation of the purple bankclimber mussel-1

American paddlefish fry 5 week old

Colorado hookless Cactus-1

Cryogenic tanks for Pallid sturgeon sperm-1

Hatchling Gopher tortoise feeding-2

reptiles animals

Cryogenic tanks for Pallid sturgeon sperm-2

Black-footed Ferret-2

wildlife mammals

Anglers on the Columbia River

Wolf collaring-1

Vahl's Boxwood

Biologists show length of Gulf sturgeon in river-2

Santa Monica Mountains dudleya-4

Two year old pallid sturgeon

conservation fish

Sockeye salmon-1

Mountain yellow-legged frog-1

amphibian animals

Caribbean roseate terns-2

Rafinesque's big-eared bat-3

Biologists feed a protein and sugar mixture to each captured bird

Preparing a small GPS satellite collar for the sedated lynx

mammals monitor

Red Knot banding-3

Biologist shows front view of Gulf sturgeon in river-2

Santa Monica Mountains dudleya

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