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TVGOak Tree: Nature's Greatest Survivor
Dr. George McGavin talks about how spring and summer begin a cycle of renewal and revival, but they also usher in a new kind of threat, predators that enjoy the taste of oak.
Dr. George McGavin talks about how spring and summer begin a cycle of renewal and revival, but they also usher in a new kind of threat, predators that enjoy the taste of oak.
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George McGavin investigates the dramatic life of the oak tree.
Original Air Date: Oct 1, 2015
Rating: TVG
Playback: HD