junctional melanocytic nevi, which typically seem for the duration of childhood as flat moles that has a uniform coloration which can range between brown to black
A mole can dig up to 20 metres of tunnel in a day using its spade-like forepaws to effectively breaststroke its way in the soil. Just mole about every on occasion, free soil is pushed up for the surface, causing what we see for a mole hill.