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  • All fields: biologist
(551 results)



Display: 20

    • California condor (Gymnogyps californianus) recovery plan. Third revision.

    • Endangered and/or threatened; Birds; Birds of prey; Captive breeding; Reintroduction; Raptors;
    • 1976, (41 FR 187). Long recognized as a vanishing species (Cooper 1890, Koford 1953, Wilbur 1978), the California condor remains one ofthe world’s rarest and most imperiled vertebrate species. Despite intensive conservation...
    • FWS Employee with Chinook Salmon

    • Fishes;Fish hatcheries; Work of the Service
    • A fisheries biologist at Leavenworth National Fish Hatchery in Washington displays a mature spring Chinook salmon which has migrated upstream to spawn. The Service operates 12 National Fish Hatcheries in Washington which raise several species of...
    • FWS Biologist with Condor

    • Endangered and/or Threatened species; Employees (USFWS)
    • A FWS biologist is observing a condor in captivity at the Patuxent Research Refuge. The California condor is one of the largest flying birds in the world, with a wing span of more than nine feet. Condors can soar and glide for hours without...
    • Setting Trap for Delmarva Fox Squirrel

    • FWS Employees (USFWS); Endangered and/or Threatened species; Eastern Neck National Wildlife Refuge; Maryland
    • A FWS biologist is setting a trap to tag the endangered Delmarva Fox Squirrel. This large, slate grey tree squirrel has an unusually full, fluffy tail and white belly. Once found throughout the Delmarva Penninsula, remnant populations of the...
    • Red-cockaded Woodpecker research

    • Birds; Endangered and/or Threatened species;
    • A FWS biologist tags a Red-cockaded woodpecker. These woodpeckers are endangered because open forests with big, old pine trees have been replaced by forests with younger, smaller pines. Periodic natural fires needed to control the brushy...
    • Girl scouts in frog survey

    • Education; Education outreach; Children; Biologists (USFWS); Urban refuge;
    • A FWS biologist talks to some of the Girl Scouts as they prepare to explore the Patuxent Research Refuge.
    • Girl scouts in frog survey

    • Education; Education outreach; Children; Biologists (USFWS); Urban refuge
    • A FWS biologist walks with a group of Girl Scouts through the Patuxent Research Refuge.
    • Explore the world with shorebirds

    • Birds; Shorebirds;
    • A multidisciplinary education guide for grades 2-12 (with sections on "How to Adapt" for Preschool - 1st grade, home schools, youth groups, and nature centers)
    • FWS Employee Bands Neotropical Migratory Bird

    • Migratory birds; Birds; Bird banding;
    • A U.S. Fish and Wildlife Service biologist bands a neotropical migratory bird at Tensas River National Wildlife Refuge in Louisiana. Some species of neotropical migrants, so named because they nest in North America and winter in the tropical...
    • Service biologist handles a Prairie dog

    • Wildlife refuges; Wildlife viewing; Connecting people with nature; Work of the Service; Service patch; Mammals;
    • A U.S. Fish and Wildlife Service biologist handles a Prairie dog
    • Service biologist releases a Prairie dog

    • Wildlife refuges; Wildlife viewing; Connecting people with nature; Work of the Service; Service patch; Mammals;
    • A U.S. Fish and Wildlife Service biologist releases a Prairie dog
    • Service biologist releases a Prairie dog

    • Wildlife refuges; Wildlife viewing; Connecting people with nature; Work of the Service; Service patch; Mammals;
    • A U.S. Fish and Wildlife Service biologist releases a Prairie dog

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