Mesquite Sand Dunes offer good photographic opportunities either at sunrise or sunset. The origin of sand dunes is very complex. We have found an explanation how ripples and dunes form at "Death Valley geology field trip", read it, but still wondering how wind can produce so beautiful "Sinuous" sculptures of sand...
Salt Creek flows on the north of Furnace Creek. There is a species of fish, pupfish, found nowhere else in the world. We couldn't take a picture of this fish because they are active only in the early spring. In winter time they sleep in the mud at the bottom of the creek. In spring when the water warms, Pupfish begin their mating ritual. The breeding males become iridescent blue in color and defend their territory, chasing away all other fish except females that are ready to spawn....
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