Health experts reveal 24 infectious diseases that could pose major threat to public health - see full list

Viruses that cause Covid-19 (pictured) and bird flu are also on the watch list - (Getty Images)

Ebola, plague and bird flu have been added to a watchlist of 24 infectious diseases that could pose a future threat to public health, experts have said.

Some viruses on the list have the potential to cause a global pandemic, like Covid, while others have no existing treatments or are thought to cause serious harm to health.