A sudden die-off of penguins on Antarctica’s remote Danger Islands has left researchers puzzled, with avian flu initially suspected as the cause. Unexpected findings from the investigation have raised new questions about the true cause of the mass deaths. The discovery challenges earlier assumptions and could reshape understanding of threats to the region’s wildlife. Details of the surprising evidence are now under closer examination.


The penguins that perished lived on the Danger Islands in Antarctica. The prime suspect was avian flu. Researchers were surprised by what they found.