This article is part of the following series: Dispatches from the pandemic
Even as pandemic response is focused on understanding, controlling and preventing COVID-19 among humans, a ghost haunts epidemiological concerns about the disease: reverse-zoonotic sylvatic Covid. Or, the ability of SARS-CoV-2 to spill-back from humans to domestic or farmed animals, and from there to wild-life, where the virus can establish ineradicable disease reservoirs. This scenario is not far-fetched: the case of …