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  • All fields: yolk
(9 results)



Display: 20

    • A talk with Nancy Langston

    • Biological control; Biologists (USFWS); Diseases; Environmental education; Farms and farming; Podcast; Public Lecture;
    • In 1941 the Food and Drug Administration approved the use of diethylstilbestrol (DES), the first synthetic chemical to be marketed as an estrogen and one of the first to be identified as a hormone disruptor—a chemical that mimics hormones. Its...
    • Bruce Conant & Jim King and oral history transcript

    • Biologists (USFWS); History; Aviation; Military; Surveying; Waterfowl; Employees (USFWS)
    • Bruce Conant & Jim King oral history interview as conducted by John Cornely. Bruce piloted aircraft for the FWS doing breeding/waterfowl surveys out of Juneau, Alaska.
    • Lead hazards to fish, wildlife, and invertebrates: a synoptic reivew

    • Biologists (USFWS); Water; Fishes; Pollutants;
    • Lead (Pb) and its compounds have been known to man for about 7,000 years, and Pb poisoning has been recognized for at least 2,500 years. All credible evidence indicates that Pb is neither essential nor beneficial to living organisms, and that all...
    • American alligator: alligator mississippiensis

    • Endangered species; Reptiles;
    • This is a wildlife fact sheet describing the American alligator. It explains some biological information on the animal, and describes briefly its move from endangered status to full recovery.
    • Special report: bringing environmental education to diverse audiences

    • Environmental education; Education outreach; Employees (USFWS); Education; Children; City environments; Diversity;
    • Table of contents: Letter from the Director of the U.S. Fish and Wildlife Service - p. 3; Lessons from the Albatross - p. 5; Teaching Second-Graders about Life Cycles and Stewardship Minnesota Refuge Partner School Program- p. 9; Making School...
    • Food from the sea: fish and shellfish of New England.

    • History; Aquatic environments; Fishes; Fisheries management; Fishing; Commercial fishing; Overfishing;
    • "In New England, the specific job is to spread consumption more uniformly over the nearly 80 species of fish and shellfish that are brought, into local ports each year. Production records 'of the fishing industry show a serious lack of...
    • Edward Ladd oral history transcript

    • History; Biography; Employees (USFWS); Wilderness; Wildlife impacts; Wildlife management; Wildlife refuges; Wildlife restoration; Work of the Service;
    • Oral history interview with Edward Ladd. Interviewed by Tom Goettell.

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