Humongous Fungus
Clip: Season 26 Episode 2607 | 7m 26s | Video has closed captioning.
The humongous fungus ranks as the single largest living organism in the world and it lives underground in eastern Oregon. This honey mushroom covers more than 3 square miles in the Malheur National Forest.
Aired: 02/12/15
Problems Playing Video? | Closed Captioning