What Plants Talk About - Preview
Preview: Season 31 Episode 9 | 30s
From the stunning heights of the Great Basin Desert to the lush coastal rainforests of Canada, scientist J.C. Cahill takes us on a journey into the secret world of plants, revealing a landscape of pulsing activity, where plants communicate, co-operate and, sometimes, wage all-out war. "
Aired: 04/03/13
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