Hen and drake northern pintail at Colusa National Wildlife Refuge
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Hen and drake northern pintail at Colusa NWR
Hen and drake northern pintail at Colusa National Wildlife Refuge
Northern pintail drakes at Colusa NWR
Northern pintail drakes at Colusa National Wildlife Refuge
Northern pintail drakes at Colusa National Wildlife Refuge
Flock of Snow Geese at Colusa NWR
Flock of Snow Geese at Colusa National Wildlife Refuge
Flock of Snow Geese at Colusa National Wildlife Refuge
Flock of Snow Geese on the water at Colusa NWR
Flock of Snow Geese at Colusa National Wildlife Refuge
Flock of Snow Geese at Colusa National Wildlife Refuge
Flock of Snow Geese in wetland at Colusa NWR
Flock of Snow Geese at Colusa National Wildlife Refuge
Flock of Snow Geese at Colusa National Wildlife Refuge
Snow Geese at Colusa NWR
Flock of Snow Geese at Colusa National Wildlife Refuge
Flock of Snow Geese at Colusa National Wildlife Refuge
Flock of Greater White-fronted Geese at Colusa NWR
Flock of Greater White-fronted Geese at Colusa NWR
Flock of Greater White-fronted Geese at Colusa NWR
Greater White-fronted Geese at Colusa NWR
Flock of Greater White-fronted Geese at Colusa National Wildlife Refuge
Flock of Greater White-fronted Geese at Colusa National Wildlife Refuge
Sierra marten caught on camera using underpass in Sierra NF
A Sierra Marten (Martes caurina sierra) caught on wildlife camera in October 2019 passing beneath an elevated road segment built to study usage of the underpass by the Yosemite toad.
A Sierra Marten (Martes caurina sierra) caught on wildlife camera in October 2019 passing beneath an elevated road segment built to study usage of the underpass by the Yosemite toad.
Humboldt’s flying squirrel on wildlife camera
The photo features a Humboldt’s flying squirrel (Glaucomys oregonensis) caught on a wildlife camera. The camera was set up to study animal movement under a new road crossing structure known as the “toad road” in Sierra National Forest.
The photo features a Humboldt’s flying squirrel (Glaucomys oregonensis) caught on a wildlife camera. The camera was set up to study animal movement under a new road crossing structure known as the “toad road” in Sierra National Forest.
Risso's Dolphins
Risso's Dolphins
California sea lions, San Miguel Island
California sea lions, San Miguel Island.
California sea lions, San Miguel Island.
California sea lions swim amongst kelp
California sea lions swim amongst kelp.
California sea lions swim amongst kelp.
Sierra marten caught on camera
This Sierra Marten was caught on wildlife camera in October. The camera was set up to study animal movement under a new road crossing structure known as the “toad road” in Sierra National Forest. The Sierra marten (Martes caurina sierra) is a mammal in the weasel family about the size of a house cat.
This Sierra Marten was caught on wildlife camera in October. The camera was set up to study animal movement under a new road crossing structure known as the “toad road” in Sierra National Forest. The Sierra marten (Martes caurina sierra) is a mammal in the weasel family about the size of a house cat.
Mixed feeding congregation of pinnipeds, porpoises, gulls, and shearwaters
Mixed feeding congregation of pinnipeds, porpoises, gulls, and shearwaters.
Mixed feeding congregation of pinnipeds, porpoises, gulls, and shearwaters.
Aerial view of Brandt's Cormorants, California Sea Lion, and Kelp
Aerial view of Brandt's Cormorants, California Sea Lion, and Kelp.
Aerial view of Brandt's Cormorants, California Sea Lion, and Kelp.
Western Gull flying over kelp
Aerial image of Western Gull flying over kelp.
Aerial image of Western Gull flying over kelp.
USGS field biologist Andrea Mott displays a recently marked Tule Goose
USGS field biologist Andrea Mott displays a recently marked Tule White-fronted Goose.
USGS field biologist Andrea Mott displays a recently marked Tule White-fronted Goose.
Central CA coast during aerial surveys
Central CA coast during aerial surveys.
Central CA coast during aerial surveys.
Increasing seed stocks in the greenhouse. Desert restoration
Increasing seed stocks in the greenhouse for use in the USGS-WERC network of common garden experiments throughout the Mojave Desert.
Increasing seed stocks in the greenhouse for use in the USGS-WERC network of common garden experiments throughout the Mojave Desert.
Mangrove forest in Pohnpei, Micronesia
Mangrove forest in Pohnpei, Micronesia.
The USGS and partners are studying how mangrove forests in the Federated States of Micronesia may respond to sea-level rise over the coming century. Their projections will help Micronesian communities plan for the future.
Mangrove forest in Pohnpei, Micronesia.
The USGS and partners are studying how mangrove forests in the Federated States of Micronesia may respond to sea-level rise over the coming century. Their projections will help Micronesian communities plan for the future.