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Human, animal and environmental health are interconnected. Tambako the Jaguar/Moment via Getty Images

Humans infecting animals infecting humans − from COVID‑19 to bird flu, preventing pandemics requires protecting all species

Infectious diseases can spill over from animals to humans as well as spill back. Each cross-species transmission gives pathogens a chance to evolve and spread even further.
White-tailed deer are one of the few wild species that scientists have found to be infected with the coronavirus – at least so far. Andrew C/WikimediaCommons

Deer, mink and hyenas have caught COVID‑19 – animal virologists explain how to find the coronavirus in animals and why humans need to worry

Scientists have been testing captive and wild animals for the coronavirus since the pandemic began. Only a few wild species are known to carry the virus, but many more have been shown to be susceptible.

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