From making bread to decomposing things in the environment, fungi play a very important role in our lives. Vivid video footage, accompanied by colorful animations, illustrates the fascinating origin, diversity, and characteristics of fungi. Special attention is given to the ecological and economic importance of fungi. Concepts and terminology include: hyphae, mycelium, Zygomycota, rhizoids, stolons, Ascomycota, ascus, Basidiomycota, Deuteromycota, spores, and lichens. .