A leading French infectious-disease expert warns that if the H5 bird flu virus adapts to spread between humans, it could spark a pandemic potentially more severe than COVID-19, though global authorities say the current risk remains low

Birds that died from the H5N1 strain of avian bird flu have been found in three lakes located in northern Greece—Kerkini, Mikri Prespa, and Cheimaditida.

The detection of bird flu among poultry in the neighboring country of Bulgaria has Greek authorities on high alert.