REVEALED: US is collaborating with Chinese scientists to make bird flu strains more infectious and deadly as part of $1m project - despite fears similar tests unleashed …
bureaucrats to bankroll dangerous avian flu gain-of-function studies involving ... and simply switching from bats to birds ...
BBC4y
Covid-19: Infectious coronaviruses 'circulating in bats for decades'
Coronaviruses capable of infecting humans may have been circulating undetected in bats for decades. Research suggests one of the closest known ancestors of the virus that causes Covid-19 emerged ...