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  1. 2 more endangered ferrets are gene copies of critter frozen in …

  2. 2 more endangered ferrets cloned from animal frozen in the …

  3. Two more endangered ferrets cloned from critter frozen in …

  4. Scientists just cloned two endangered ferrets using frozen cells

  5. Cloning Makes Three: Two More Endangered Ferrets Are Gene …

  6. Two more endangered ferrets cloned in effort to save species

  7. Two endangered black-footed ferrets cloned from frozen tissue …

  8. 2 More Endangered Ferrets Have Been Cloned from Critter …

  9. Officials have cloned two black-footed ferrets, an endangered

  10. Cloning: 2 More Endangered Ferrets Are Alive - And Genetic …

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