Penguin Group - Eyewitness VHS Video - Tree

How do trees "talk" to each other? Where can you find a tree older than the pyramids? Tree roots out the most amazing facts about these silent sentinels of our hectic planet. Although they stand vulnerable to every attack from forest fire to fungus, they remain invincible. Whether tiny bonsai or giant sequoia, trees enrich every corner of our world. Approx. 35 minutes long.