Bird flu sweeps through zoos with ‘grave implications’ for endangered animals

Call for additional precautions as captive species including lions, tigers and cheetahs are killed by virusDozens of rare animals including tigers, lions and cheetahs are dying as bird flu infiltrates zoos, with potentially “grave implications” for endangered species, researchers have warned.As a growing number of zoos report animal deaths, scientists are concerned that infected wild birds landing in enclosures could be spreading it among captive animals. In the US, a cheetah, mounta