5,979 Free Images of Endangered

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

Wyoming toad-3

reptiles animals

Biologists weigh a Gulf sturgeon in river-3

Hellbender in hand

north carolina amphibian

Red wolf-4

Biologists weigh a Gulf sturgeon in river-5

clay-loving wild buckwheat-2

Biologists measure a Gulf sturgeon in river-1

Pallid sturgeon-1

conservation fish

Chinook salmon migrating-1

Biologists weigh a Gulf sturgeon in river-2

Juvenile pallid sturgeon

conservation fish

Biologists search for Fountain Darter-1

Black-footed Ferret

wildlife animals

Atlantic sturgeon-3

Indiana bat

landscape water

Biologists dip net Gila trout out of tank into buckets

partnership new mexico

Pitcher's thistle

Ash Meadows Amargosa pupfish-1

Captive Devils Hole pupfish-5

Delmarva Peninsula fox squirrel-6

wildlife animals

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

An endangered green sea turtle is released into the Mosquito Lagoon.

Chinook salmon migrating-2

Sumatran tiger-1

wildlife animals

Wyoming toad-3

reptiles animals

Red wolf-1

Kendall Warm Springs dace-2

Columbian white-tailed Deer on Tenasillahe Island

Juvenile Chinook salmon-3

Pallid sturgeon-1

conservation fish

Black-headed spider monkey

Recreational boating on the Columbia River

Biologists show length of Gulf sturgeon in river-1

Laysan Duck pair on Eastern Island on Midway Atoll

Fishing for salmon on the Columbia River

Display at National Conservation Training Center

Biologists search for Fountain Darter-1

Ash Meadows Amargosa pupfish-1

Biologists show length of Gulf sturgeon in river-1

Biologists feed a protein and sugar mixture to each captured bird

Pallid sturgeon fry

Mountain yellow-legged frog-1

amphibian animals

Caribbean roseate terns-2

Fish tank being lifted by helicopter

Captive Devils Hole pupfish-2

Female lynx looks around

Biologist shows front view of Gulf sturgeon in river-3

Red wolf on refuge-6

Releasing a Fall Chinook salmon

Biologists in boat study Gulf sturgeon in river-1

Anglers fish near a town

Northern Aplomado Falcon-1

birds of prey bird

Fishing together-2

Black-footed Ferret-1

wildlife animals

Fishing together on the Columbia River

Pagosa skyrocket flowers-1

Biologists in boat net Gulf sturgeon in river-3

Biologist in boat study Gulf sturgeon in river-1

Ash Meadows Amargosa pupfish-1

Red wolf captive-5

animals mammals

Ash Meadows Amargosa pupfish-1

Sockeye salmon-2

underwater fish

Taylor's Checkerspot butterfly

butterfly nature

Myrtle's Silverspot butterfly

Delmarva Peninsula fox squirrel pit tagging-1

maryland mammals

Miami Blue Butterfly

animals insects

Red Knot banding

Pallid sturgeon juvenile yearling

conservation fish

PIT tags for Gila trout

new mexico fish

Spring-loving centaury-1

Biologist stocks Gila trout in Mineral Creek

Cryogenic tanks for Pallid sturgeon sperm-1

Biologist shows length of Gulf sturgeon in river

Flying Earwig Hawaiian Damselfly

animals insects

Biologists search for Fountain Darter-1

Biologists in boat net Gulf sturgeon in river-1

Ash Meadows Amargosa pupfish-1

USFWS biologist nets fountain darters in the San Marcos River

Black-footed Ferret-1

wildlife mammals

Hatchling Gopher tortoise feeding-7

reptiles animals

Dwarf Lake iris

Vahl's Boxwood

Black-footed Ferret-2

wildlife mammals

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