A new de-extinction study looks at how the gene-editing tool CRISPR could be used to revive the Christmas Island rat, and the ethical implications of doing so.
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An extinct rat shows CRISPR's limits for resurrecting species
Bulldog rat - Wikipedia
lost small mammals
Map of Life Will Need to Be Redrawn and Textbooks Updated After Highly Surprising Discovery on Christmas Island
Bringing back extinct animals may be impossible, say scientists - BBC Newsround
When the cat's away will the rats play?
De-extinction: Is it really possible to bring extinct animals back from the dead? - ABC News
What Kind Of Future Does De-Extinction Promise?
Scientists plan to bring back extinct Christmas Island rat by gene-editing DNA
What it would take to bring back the dodo
Instead of Bringing Back Dinosaurs, These Scientists are Bringing Back the Extinct Christmas Island Rat – BioQuakes
De-extinction Scientists Set to Bring Back Enormous Long-Lost Rat
Bringing back the extinct Christmas Island rat