![An Ash Meadow Amargosa pupfish.](https://aliciapatterson.org/wp-content/uploads/2022/01/An-Ash-Meadows-Amargosa-pupfish-e1643378517488-300x201.png)
Should we Dilute Genes to Save a Species?
West of Pahrump, Nevada, in a corner of the Mojave Desert a couple thousand feet above Death Valley, a warm aquifer provides a home for one of the world’s rarest animals. It’s a tiny silvery-blue fish, smaller than your pinkie toe, and in the past 50 years it has survived real-estate speculators,