For a place with death in its name, Death Valley National Park is surprisingly full of life. Vegetation persists even in the driest, harshest climates; birds, bats, and bugs thrive in their little niches within the ecosystem; there are even springs and creeks where vegetation and animals flourish in the hottest place on earth. And that's all just describing the daytime – Death Valley is more full of life at night, when cooler temperatures bring animals out of holes where they escape the he...