The race to the animal vault: CALS researchers look to store genetic samples and revitalize endangered — and possibly extinct — species
The last known Pyrenean ibex, a wild goat named Celia, died more than two decades ago, the victim of a falling branch. But before she died, scientists managed to biopsy her skin and stash the sample in a freezer. They were already envisioning a future in which cloning might enable geneticists to bring species back …