Skip to main content
U.S. flag

An official website of the United States government

Images

See our science through the images below.

Filter Total Items: 3512
Image: Close Up of Grizzly Bear Hair on Fence
Close Up of Grizzly Bear Hair on Fence
Close Up of Grizzly Bear Hair on Fence
Close Up of Grizzly Bear Hair on Fence

Grizzly bear hair on barbed wire at a hair corral.  Bears climb over or under the corral and the hair collected provides information for genetic analysis.

Grizzly bear hair on barbed wire at a hair corral.  Bears climb over or under the corral and the hair collected provides information for genetic analysis.

Image: Euglena sanguinea Under the Microscope
Euglena sanguinea Under the Microscope
Euglena sanguinea Under the Microscope
Euglena sanguinea Under the Microscope

The red is due to the presence of astaxanthin, a pigment in the cells.

Common Checkered-skipper
Common Checkered-skipper, Pyrgus communis
Common Checkered-skipper, Pyrgus communis
Common Checkered-skipper, Pyrgus communis

Closeup of a Common Checkered-skipper, Pyrgus communis feeding on a yellow flower located in a pollinator plot in North Dakota.

Closeup of a Common Checkered-skipper, Pyrgus communis feeding on a yellow flower located in a pollinator plot in North Dakota.

Image: Running the Bee Traps
Running the Bee Traps
Running the Bee Traps
Running the Bee Traps

USGS technicians check bee traps from a harvested wheat field in Colorado. Credit: Mark Vandever, USGS.

USGS technicians check bee traps from a harvested wheat field in Colorado. Credit: Mark Vandever, USGS.

Image: Running the Bee Traps
Running the Bee Traps
Running the Bee Traps
Running the Bee Traps

A USGS technician checks bee traps from a harvested wheat field in Colorado. Credit: Mark Vandever, USGS.

A USGS technician checks bee traps from a harvested wheat field in Colorado. Credit: Mark Vandever, USGS.

A woman and a man stand under a solar trough
Researchers at Solar site
Researchers at Solar site
Researchers at Solar site

USGS Manuela Huso and FWS Chris Nicolai at solar trough facility. A solar trough reflects the sun's rays towards a solar collector.

USGS Manuela Huso and FWS Chris Nicolai at solar trough facility. A solar trough reflects the sun's rays towards a solar collector.

Wild tree swallows perched on an artificial nest box at Cosumnes River Preserve, in California’s Central Valley.
Wild tree swallows on artificial nest box at Cosumnes River Preserve
Wild tree swallows on artificial nest box at Cosumnes River Preserve
Northern spotted owl perched on a tree branch
Spotted Owl
Spotted Owl
Spotted Owl

Northern spotted owls (Strix occidentalis caurina) are mostly non-migratory, long-lived birds whose populations have declined in mature forests of western North America.

Northern spotted owls (Strix occidentalis caurina) are mostly non-migratory, long-lived birds whose populations have declined in mature forests of western North America.

Northern spotted owl grabbing a mouse off a branch
Spotted Owl
Spotted Owl
Spotted Owl

Northern spotted owls (Strix occidentalis caurina) are mostly non-migratory, long-lived birds whose populations have declined in mature forests of western North America.

Northern spotted owls (Strix occidentalis caurina) are mostly non-migratory, long-lived birds whose populations have declined in mature forests of western North America.

Image: Native Bee Pollinating a Prickly Pear
Native Bee Pollinating a Prickly Pear
Native Bee Pollinating a Prickly Pear
Native Bee Pollinating a Prickly Pear

A native bee pollinates a prickly pear cactus in Colorado. Credit: Mark Vandever, USGS.

Image: Pallid Sturgeon 3 Days Post Hatch
Pallid Sturgeon 3 Days Post Hatch
Pallid Sturgeon 3 Days Post Hatch
Pallid Sturgeon 3 Days Post Hatch

Pallid sturgeon free embryos preserved at 3 days post hatch.  Free embryos at this stage have only a rudimentary mouth, their pectoral fins are only beginning to develop, and they rely on a large yolk sac for food. 

Pallid sturgeon free embryos preserved at 3 days post hatch.  Free embryos at this stage have only a rudimentary mouth, their pectoral fins are only beginning to develop, and they rely on a large yolk sac for food. 

Image: Sonar Scanning the Yellowstone River
Sonar Scanning the Yellowstone River
Sonar Scanning the Yellowstone River
Sonar Scanning the Yellowstone River

CSRP Scientists scan the Yellowstone River where pallid sturgeon were grouped in a spawning aggregation. 

CSRP Scientists scan the Yellowstone River where pallid sturgeon were grouped in a spawning aggregation. 

Image: Researchers Prepare to Release a Captured Pallid Sturgeon
Researchers Prepare to Release a Captured Pallid Sturgeon
Researchers Prepare to Release a Captured Pallid Sturgeon
Researchers Prepare to Release a Captured Pallid Sturgeon

Researchers prepare to release a captured female pallid sturgeon after a post-spawn analysis.

Image: Recording Silver Carp Response to Sound
Recording Silver Carp Response to Sound
Recording Silver Carp Response to Sound
Recording Silver Carp Response to Sound

University of Minnesota-Duluth researcher Kelsie Murchy records silver carp responses to sound at the USGS Upper Midwest Environmental Sciences Center.

Image: Sediment Sampling the Yellowstone River
Sediment Sampling the Yellowstone River
Sediment Sampling the Yellowstone River
Sediment Sampling the Yellowstone River

USGS hydrologists prepare to deploy a BM-54 bed-material sampler on the Yellowstone River.

Image: Polar Bear Drying Off
Polar Bear Drying Off
Polar Bear Drying Off
Polar Bear Drying Off

Polar bear drying off after a swim in the Chukchi sea.

Image: Polar Bear Exits the Ocean
Polar Bear Exits the Ocean
Polar Bear Exits the Ocean
Polar Bear Exits the Ocean

Polar bear pulling himself out of the ocean onto the sea ice.

Image: Swimming Polar Bear
Swimming Polar Bear
Swimming Polar Bear
Swimming Polar Bear

Polar bears spend much of their lives in and around water, and they are well adapted for swimming.

Polar bears spend much of their lives in and around water, and they are well adapted for swimming.

Image: Polar Bear Exits the Ocean
Polar Bear Exits the Ocean
Polar Bear Exits the Ocean
Polar Bear Exits the Ocean

Polar bear pulling himself out of the ocean onto the sea ice.

Was this page helpful?