Sean Callahan

Sean Callahan

Sean Callahan is a tree climbing instructor and canopy researcher from Pennsylvania. He has worked with forest insect pests in New York, Arizona, and New Mexico, and hopes to continue studying and protecting the trees he loves so much.

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  • Known For : Acting
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Sean Callahan Movies

  • 2016
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    The Hemlock Woolly Adelgid: A Film About the Loss of an Ecosystem

    The Hemlock Woolly Adelgid: A Film About the Loss of an Ecosystem

    1 2016 HD

    The Hemlock Woolly Adelgid. It's a species few people have heard of - yet it is devastating the Hemlock forests and the delicate ecosystems that...

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