They're six healthy Tasmanian devils, seemingly identical to the rest of their kind. Yet they're being kept at a secret location in Tasmania, and scientists are calling them the Special Six. What makes these devils different, and has their keepers so hopeful, is their genetic makeup. A virulently infectious cancer has wiped out more than half of their marsupial species, and so far only one devil has shown signs of resisting the disease. Starting this week, the Special Six will be injected with tumor cells to see if they can do the same. If their immune systems attack the...
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