Two more black-footed ferrets have been cloned from the genes used for the first clone of an endangered species in the U.S., bringing to three the number of slinky predators genetically identical to one of the last such animals found in the wild, the U.S. Fish and Wildlife Service announced Wednesday.

On April 17, the U.S. Fish and Wildlife Service announced the births of Noreen and Antonia, two ferrets from the National Black-footed Ferret Conservation Center in Colorado and at the Smithsonian’s National Zoo & Conservation Biology Institute in Virginia, respectively.

Noreen and Antonia, born last May, are among first cloned offspring of a native endangered species in the North America

Efforts to breed the first clone, a female named Elizabeth Ann born in 2021, have failed, but the recent births of two more cloned females, named Noreen and Antonia, in combinatio