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    • Endangered species listing program

    • Endangered and/or threatened; Habitat conservation; Policies; Threatened species; Work of the Service
    • This article in the Endangered Species Bulletin November/December, Vol. XXIV no. 6. explains how a species becomes listed under the Endangered Species Act. The Endangered Species Act of 1973 gives the Secretary of the Interior responsibility for...
    • Oil spill curriculum

    • Oil spills; Shorebirds; Wildlife refuges;
    • The Shorebird Sister Schools Program presents an activity that explores the impacts of the Deepwater Horizon Gulf Oil Spill on coastal birds and the work of many dedicated professionals helping in species recovery, with a focus on career...
    • 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...
    • Gypsy Moth Caterpillar

    • Invasive species;
    • Gypsy moth undergoes four developmental life stages; these are the egg, larva (caterpillar), pupa, and adult. Gypsy moth females lay between 500 to 1,000 eggs in sheltered areas such as underneath the bark of trees.

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