4,093 Free Photos of Endangered Species

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

Red wolf on refuge-6

Anglers on the Columbia River shoreline

Candy darter-6

Laysan duck

Chucky Madtom

Biologist shows side view of a Gulf sturgeon in river

Gila Trout Transport-1

military aircraft

Hatchling Gopher tortoise basking on rye grass

reptiles animals

Dip netting a salmon in the Klickitat River-4

Preparing a small GPS satellite collar for the sedated lynx

mammals monitor

Biologists search for Fountain Darter-2

Red Knot banding-3

Young couple fishing

Biologist shows side view of Gulf sturgeon in river-3

Devils Hole pupfish-2

Santa Monica Mountains dudleya-4

Biologists display spine of Gulf sturgeon in river

Biologist shows front view of Gulf sturgeon in river-2

Biologists show length of Gulf sturgeon in river-1

Biologists show length of Gulf sturgeon in river-1

Captive Devils Hole pupfish-1

Fishing on the Columbia River-3

Candy darter-1

Traditional dip netting-1

Brown Noddy perched on a piece of wood

Wolf collaring-2

Southern Sea otter with gull

FWS biologist observes captive Devils Hole pupfish-2

Delmarva Peninsula fox squirrel pit tagging

maryland mammals

Biologists in boat study Gulf sturgeon in river-1

Biologists search for Fountain Darter-1

Pallid Sturgeon-1

Biologist shows front view of Gulf sturgeon in river-2

Hawaiian monk seal-1

landscape water

Kenwood Marsh checkermallow

Pallid Sturgeon-3

Candy darter-1

underwater fish

Measuring the canines of a sedated lynx

mammals monitor

Bengal Tiger cub

wildlife animals

American Crocodile and American Alligator

Ash Meadows Amargosa pupfish-1

Hine's emerald dragonfly larvae in shallow water-4

arthropod animals

Man holds Trumpeter swan during demonstration

Juvenile Gopher tortoise after digging burrow

Biologists in boat study Gulf sturgeon in river-1

Ash Meadows Amargosa pupfish-2

Pallid Sturgeon-2

FWS biologist observes captive Devils Hole pupfish-3

Florida manatee-2

Pallid Sturgeon-4

Green sea Turtle

Young couple fishes on the Columbia River

Snorkeler searches for hellbenders

Hatchling Gopher tortoises emerging from burrow to bask

reptiles animals

Pallid Sturgeon-1

Ash Meadows Amargosa pupfish-1

Biologists show length of Gulf sturgeon in river-6

Pagosa skyrocket flowers

FWS biologist observes captive Devils Hole pupfish-3

Biologists show length of Gulf sturgeon in river-1

Snorkeling for Eastern hellbenders

FWS biologist observes captive Devils Hole pupfish-3

Southern Sea otter settling in for a nap

animals mammals

FWS biologist observes captive Devils Hole pupfish-1

Biologists weigh a Gulf sturgeon in river

Biologist carrries a sedated Canada lynx

Ash Meadows Amargosa pupfish-1

Pair of Wood storks-2

Mission Blue butterfly-1

Yakama tribal member with traditional dip net

Delmarva Peninsula fox squirrel-1

animals mammals

FWS biologist observes captive Devils Hole pupfish-2

Fishing on the Columbia River-1

Swamp Pink

butterfly animals

Biologists display spine of Gulf sturgeon in river-2

Candy darter-1

FWS biologist observes captive Devils Hole pupfish-2

Biologist shows front view of Gulf sturgeon in river-1

Black-footed Ferret release site

landscape travel

Biologists secure boat along shoreline-2

Dudley Bluffs bladderpod

Traditional dip netting-4

Candy darter

Island marble butterfly-5

landscape nature

Florida manatee-1

Ash Meadows Amargosa pupfish-1

Barrier protects mountain yellow-legged frogs from nonnative tro

landscape water

Willamette Daisy

Biologists deploy a GPS elk collar on a cow elk

Photographer captures anglers with their fresh catch

Recreational boating along the Columbia River-2

California Condor released at Hopper Mountain NWR

landscape mountain

Pallid sturgeon-3

Southern Sea otter with green crab

Delmarva Peninsula fox squirrel pit tagging-1

maryland mammals

Biologist shows front view of Gulf sturgeon in river-2

Biologist stocks Gila trout into Mineral Creek

Candy darter-1

Biologists secure boat along shoreline

Southern sea otter with her pup in Moss Landing

1501 - 1600 of 4,093 Next page

/ 41