Yes there are animal's in death valley. There are alot :) lol.
Yes
Yes those are common but not on the scale or as noteworthy as the Shenandoah or the Central Valley of California. See Pleasant Valley or Seneca Valley for further information.
Yes actually there is. The Badwater Bisen is 282 ft. below sea lvl. though it bearly has watter. Of course, there are a ffew oaises in the desert too.
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