USFWS National Digital Library

- Controlled Burn
- Wildlife management; Wildlife refuges; Prescribed burning;
- A controlled burn on Deep Fork National Wildlife Refuge. Controlled burn is a technique used in habitat management. Fire is a natural part of forest and grassland habitats and serves an important role.
- Images
- Cooper's Hawk
- Birds; Birds of prey; Species of concern;
- A Cooper's hawk perches on a branch on the Klamath Basin National Wildlife Refuge Complex
- Images
- Densely Wooded Area
- Forests; Foliage; Trees; Wildlife refuges;
- A densely wooded area on the Deep Fork National Wildlife Refuge.
- Images
- Desert Sunset
- Deserts; Hills; Scenics; Wildlife refuges;
- A desert sunset over hills in the Cabeza Prieta National Wildlife Refuge
- Images
- Ferruginous Hawk
- Birds; Birds of prey;
- A Ferruginous hawk perches on a tree.
- Images
- Sagebrush and Mount Shasta
- Plants; Mountains; Scenics;
- A field of sagebrush sits at the foot of Mount Shasta.
- Images
- Migrating Geese
- Birds; Waterfowl; Migratory birds;
- A flock of geese during their migration.
- Images
- Trail Over Bridge on Moapa Valley National Wildlife Refuge
- Hiking; Visitor services; Buildings, facilities and structures;
- A foot bridge and trail leading to the viewing chamber at the Moapa Valley National Wildlife Refuge in southern Nevada.
- Images
- Grasshopper on Flower
- Flowering plants; Insects;
- A grasshopper hanging out on a flower.
- Images
- Image of a grave on the Cabeza Prieta National Wildlife Refuge
- Artifacts; Deserts; Wildlife refuges; Historic sites; History;
- A grave dated 1871 marked with rocks on the Cabeza Prieta National Wildlife Refuge.
- Images
- Gyrtotrac
- Agriculture;
- A gyrotrac in a field at sunstet.
- Images
- Hackberry Emperor Butterfly
- Insects;
- A hackberry emperor pollinates a flower.
- Images
- Howland Island NWR and hermit crab
- Crustaceans; Coastal environments; Wildlife refuges;
- A hermit crab emerges from its shell at Howland Island National Wildlife Refuge, in the Pacific Ocean 1,600 miles southwest of Honolulu.
- Images
- Collinsville along the Sacramento River
- Boats; Boating; Rivers and streams; Riparian environments;
- A man stands in his boat in the Sacramento River near Collinsville, CA.
- Images
- Marsh at Lower Klamath National Wildlife Refuge
- Mountains; Wetlands; Wildlife refuges; Scenics;
- A marsh in the Lower Klamath National Wildlife Refuge with a mountain in the background.
- Images
- Merlin
- Birds; Birds of prey; Species of concern;
- A merlin perches on a limb.
- Images
- Mt. Charleston Blue Butterfly
- Insects;
- A Mt. Charleston Blue Butterfly rests on a rock. The Mt. Charleston blue butterfly is a distinctive subspecies of the wider ranging Shasta blue butterfly, a member of the Lycaenidae family. The subspecies is known only to occur at high elevations...
- Images
- California Condor pair
- Endangered species; Wildlife refuges;Birds; Birds of prey; Raptors;
- A pair of California condors perch outside of their nest cave on the side of a cliff near Hopper Mountain National Wildlife Refuge
- Images
- Gila Trout Transport
- Threatened species; Fisheries management; Fishes; Fishing;
- A Papillon helicopter carries a 55-gallon drum of native Gila trout up to Frye Creek on Feb. 23, 2011 in the Pinalenos Mountains of Arizona where the fish will be stocked. The project, funded by the American Recovery and Reinvestment Act, created...
- Images
- Peregrine Falcon
- Birds; Birds of prey;
- A Peregrine falcon perches in a tree.
- Images