Poultry farms are America’s “wet market” for the next pandemic

“In the facilities—the artificial ecosystems—that now house much of Earth’s terrestrial vertebrate biomass, constraints on virulence that prevail in natural ecosystems are not merely removed. Virulence is actually favored. In the words of Mark Woolhouse, an epidemiologist at the University of Edinburgh, the viruses are “a response to the selection pressures that exist in a […]