By Jonathan Latham, PhD and Allison Wilson, PhD
If the public has learned a lesson from the COVID-19 pandemic it is that science does not generate certainty. Do homemade face masks work? What is the death rate of COVID-19? How accurate are the tests? How many people have no symptoms? And so on. Practically the lone undisputed assertion made so far is that all the nearest known genetic relatives of its cause, the Sars-CoV-2 virus, are found in horseshoe bats (Zhou et al., 2020). Therefore, the likely viral reservoir was a bat.More