Shelf fungus, also known as bracket fungus, is a type of fungus that grows on trees and other wooden surfaces. They are typically identified by their bracket shape and woody texture. These fungi are essential for breaking down dead wood and helping to recycle nutrients back into the soil. Some common synonyms for shelf fungus include conk, bracket, and hoof fungus. Other descriptive names for this fungus include tree chicken, artist's conk, and turkey tail. Each name reflects the unique appearance and characteristics of the different types of shelf fungus found in nature.