3 California condors found dead in Arizona. Now officials know how they died

Three California condors were found dead in northern Arizona, and now officials know the cause. The condors from the Arizona-Utah flock tested positive for the highly pathogenic avian influenza, the National Park Service said in a Friday, April 7, news release. The first condor was seen showing signs of illness on March 9 by The Peregrine Fund. The group that manages the Arizona-Utah flock first thought the bird had lead poisoning, officials said. But the bird later tested positive for the avian flu after collecting the female’s body below its nest on March 20, officials said. The U.S. Departm...