Season 31, Episode 9 What Plants Talk About

First Aired: April 3, 2013

Ecologist J.C. Cahill leads this look at plants, which he contends are as busy and complex as humans. He explains how they "talk" to allies, eavesdrop on one another, call in insect mercenaries to protect them and nurture their young.

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  • Premiered: October 10, 1982
  • Rating: TV-G
  • Premise: PBS's signature (and multi-award-winning) natural-history series uses gifted wildlife documentarians and stunning photography to reveal what its first host, Donald Johanson, called `the magic and mystery of the fascinating natural world.' The series has ga… (more)

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