― A fungus /ˈfʌŋɡəs/ is a member of a large group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms. Mushrooms are really amazing. I've found some interestiing facts about them and would like to share: ∙ In some ways, mushrooms are more closely related to animals than plants. Just like us, mushrooms take in oxygen for their digestion and metabolism and "exhale" carbon dioxide as a waste product. ∙ If [...].