] Astounding even veterans of the fight against animal ] extinction, cloning technology has reproduced two ] endangered wild cattle, birthed by a cow last week on an ] Iowa farm. One of the bulls weighed twice as much as ] expected and it was euthanized Tuesday. ] ] The procedure that created the bantengs has given ] conservationists hope that cross-species breeding can ] help reverse the daily disappearance of 100 species and ] add genetic diversity to dwindling animal populations |