Yes, mold is a kind of fungus, which has the characteristics of metabolism, stress, growth, heredity and variation. According to the nuances of the required nutrients, different molds will grow on different objects, such as Penicillium from orange peel (the kind that produces penicillin) and Aspergillus from peanuts (Aspergillus flavus is a strong carcinogen, so don't eat moldy dried fruit food).