Puget Sound and I want to point out the largest organism in the world is a mycelial mat 2,200 acres in size over two thousand years old and it's one cell wall thick surrounded by hundreds of millions of microbes per gram of soil we have several skin layers to protect us from infection the mycelium has one and yet achieves the largest mass of any organ in the world how is that possible well it's possible because it the is involved in I own his own microbiome it selects beneficial bacteria that it works in concert with and the mycelium