They are all fungi (singular = fungus).  The study of fungi is called mycology.

Everywhere, including the Arctic, Antarctic, tropics, deserts, woodlands, oceans, lakes, streams, in the air, in the soil, and even on the soot in chimneys.

  • Fungi are an essential part of the natural world.  When they decay sheet rock they are doing exactly what they are supposed to do, decaying dead matter.
  • All trees and most plants in the wild have a fungal symbiont that helps the tree to get extra nutrients and water, and protects the tree from root parasites.
  • Penicillin and other antibiotics are produced by molds.
  • Bread, wine, and beer are made with yeasts.
  • Soy. tamari, and shoyu sauces are fermented with a species of Aspergillus, and cheeses such as Roquefort , Stilton, and Camembert are made special strains of Penicillium.
  • Some of the wood decay fungi show promise in cancer treatment.