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  • All fields: mp3
(96 results)



Display: 20

    • Canada geese honking loudly

    • Birds; Waterfowl; Audio Clip;
    • 15-second audio clip (mp3) of a flock of Canada geese honking - closeby and loud. Vocalizations.
    • Meet Forest McCarthy

    • Wilderness; Skiing; Podcast; Public Lecture;
    • McCarthy's pioneering work utilized historic photos and contemporary excursions to chronicle the significant changes occurring over the last hundred years in arctic landscapes. Forrest McCarthy has been a wilderness advocate and back country skier...
    • Rattlesnake

    • Reptiles; Audio Clip;
    • This is a 15-second mp3 audio clip of the sound of a rattlesnake. Most rattlesnakes will try to escape and withdraw, but will use their rattle as a defensive mechanism to warn away potential predators--especially if they feel cornered. All snakes,...
    • Audio of whale blow

    • Marine mammals; Audio Clip;
    • This is a 30-second mp3 audio clip of a whale "blowing." What do we mean when we say a whale "blows?" While a whale is holding its breath, air is compressed in its chest. Upon reaching the surface, the air is exhaled through the whale's blowholes....
    • Bear cub grunt

    • Mammals; Audio Clip;
    • 5-second audio clip (mp3) of bear cub vocalization. Sound effect.
    • Bats vocalization

    • Mammals; Audio Clip;
    • This 12-second audio (mp3) clip is the sounds made by a group of bats. Vocalizations.
    • A conversation with William Souder

    • Education; Environmental education; Podcast; Public Lecture;
    • William Souder’s work has appeared in many publications, including the Washington Post, New York Times, and Harper’s. He is the author of three books. A Plague of Frogs (2000) followed the investigation into outbreaks of deformed frogs across...
    • A conversation with Larry Battson;

    • Rare species; Podcast; Public Lecture;
    • Bigfoot is a legendary (some claim “imaginary”) ape-like human who has been reportedly sighted from California to Indiana. Battson will give a presentation on the facts and fictions of Bigfoot including analysis of recordings of Bigfoot and...
    • Alligator hiss or low growl

    • Reptiles; Audio Clip;
    • This 10-second clip has in it the low sounds of an alligator warning hiss or a low growl warning vocalization. It's not easy to pick up so listen carefully. Excerpted from NCTC media footage tapes.
    • A talk with John Grabowska, NPS filmmaker

    • Environmental education; Environments (Natural); Historic sites; History; Parks; Wildlife viewing; Podcast; Public Lecture;
    • John discusses Yellowstone National Park and the making of his film "Land to Life".
    • A conversation with Stephen Potter

    • Education; Historic sites; History; Native Americans; Rivers and streams; Podcast; Public Lecture;
    • Stephen discusses his presentation "Aboriginal America and the Potomac Frontier, 1607-1676"
    • 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...
    • Buddy Huffaker

    • Agriculture; Land development; Podcast;
    • Mark Madison speaks with Buddy Huffaker at the Sc3 at the NCTC in Shepherdstown, WV. Buddy is the executive director of the Aldo Leopold Foundation in Baraboo, Wisconsin, where he works on a variety of land management issues, including the...
    • Alligator bellow

    • Reptiles; Audio Clip;
    • Sound of male american alligator bellowing. Wildlife;

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