5,978 Free Images of Endangered

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

Wood stork in flight

Biologist reattaches fish tank to helicopter cable-1

partnership new mexico

Anglers release a salmon

recreational fish

Mountain yellow-legged frog and eggs-2

amphibian mountain

Biologist transfers adult Gila trout to buckets for distribution

partnership new mexico

Gila Trout Release

new mexico fish

Ash Meadows ivesia

Mountain yellow-legged frog tadpole

underwater amphibian

Pallid Sturgeon-4

underwater fish

Ash Meadows gumplant-5

Sockeye salmon-4

Whooping cranes at Quivira National Wildilfe Refuge

Red wolf-1

wildlife animals

Dolly Varden-1

Okaloosa darter-2

Fishing on the Columbia River

Biologists search for Fountain Darter-5

Hatchling Gopher tortoise feeding

reptiles georgia

Okaloosa darter-5

Ash Meadows Speckled Dace-4

Texas Blind Salamander-2

underwater animals

Chinook salmon migrating-3

Biologists measure each bird

Devils River minnow

Bald Eagle

Traditional dip netting-2

Sockeye salmon-5

Sockeye salmon-4

Wyoming toad-1

reptiles colorado

Biologists search for Fountain Darter-4

Green Sea Turtle hatchling

wildlife animals

Pallid Sturgeon-1

underwater fish

Devils Hole Pupfish in captivity

Florida scrub-jay

Biologists release a Gulf sturgeon in river

Bridge on the Columbia River

Northern Aplomado Falcon-1

Piping Plover chick

Spring-loving centaury

Delmarva Peninsula fox squirrel-2

animals mammals

Chinook salmon migrating-4

Biologists measure a Gulf sturgeon in river

Collecting measurements of a sedated lynx

mammals monitor

Close up of sutured surgery site on abdomen of lake sturgeon-2

Anglers with their fresh catch

Biologist stocks Gila trout in Mineral Creek-4

partnership new mexico

Black-footed Ferret-3

wildlife mammals

Biologists search for Fountain Darter-1

Gila trout tank

Checking the mine wall for bats

Common tern-3

Florida manatee-1

underwater water

Trio of Tricolored bats

Distant view of a polar bear pair

marine mammal mammals

Descending deeper into the mine

Biologists search for Fountain Darter-1

Eastern red bat

Pallid sturgeon-2

underwater fish

Tricolored heron and Wood stork

Hine's emerald dragonfly larvae in shallow water-3

Florida manatee-2

Biologists search for Fountain Darter-3

Mountain yellow-legged frog-1

wildlife animals

Northeastern beach tiger beetles

arthropod animals

Hatchling Gopher tortoise sleeping

reptiles georgia

Large ghost orchid

Lake sturgeon tail with floy tag for identification

Captive Devils Hole pupfish-2

Measuring the ears of a sedated lynx

mammals monitor

Fisheries biologist releases Gulf sturgeon -1

Biologist stocks Gila trout in Mineral Creek-3

partnership new mexico

Devils Hole pupfish-1

Red wolf-3

wildlife mammals

Texas Blind Salamander-3

underwater animals

Wood storks

Devils Hole Pupfish in captivity-3

Pallid Sturgeon-1

underwater fish

Biologists search for Fountain Darter-1

Pallid Sturgeon-1

underwater fish

Captive Devils Hole pupfish-1

Rhinoceros

wildlife animals

Captive Devils Hole pupfish-2

Biologists search for Fountain Darter-3

Dolly Varden-1

Key deer-1

animals mammals

Biologists capture a Gulf sturgeon in river

Biologists with Gulf sturgeon in river

Close up of sutured surgery site on abdomen of lake sturgeon-1

Northern Long-Eared Bat-1

Northern Long-Eared Bat-4

Red wolf-1

wildlife animals

Biologist reattaches fish tank to helicopter cable-3

partnership new mexico

Red wolf

Greater sage-grouse

Fisheries biologist releases Gulf sturgeon

Florida manatee-1

Biologists process a Gulf sturgeon in river

Tri-colored bat

Pallid Sturgeon-2

underwater fish

1201 - 1300 of 5,978 Next page

/ 60