Although the coronavirus is a microbe, the author uses two animal analogies to explain the sudden and unexpected (or otherwise) appearance of phenomena such as COVID-19, but also other «unexpected» disasters of an economic, social, or political nature.
Most probably, the current coronavirus1 pandemic represents the uncertain epilogue of an epidemiological period marked by the renewed prominence of the infectious disease in the last decades of the twentieth century
Knowing the detailed genomes of viruses and their phylogenies allows us to understand the origin of the outbreak. Was it a zoonosis from bats or were other hosts involved? Where did this fatal transition occur? What is the rate of change of the virus?