sentences:  Elevation of the sporulating head atop a long stalk above the growing surface may facilitate spore dispersal through the air.Normally, spores in fungi are discharged into still air, but in "A. terreus", it resolves this problem with a long stalk and it allows the spores to discharge into air currents like wind.In turn, "A. terreus" has a better chance to disperse its spores amongst a vast geography which subsequently explains for the worldwide prevalence of the fungus.