- Rats may not have played the critical role in spreading the Black Death — New evidence finds that environmental conditions in Europe would have prevented the plague bacterium from surviving long-term in wild rodents and their fleas https://www.pnas.org/doi/10.1073/pnas.2209816119 20 comments science
- The Black Death plague bacterium could not have survived long-term in rats and their fleas, due to environmental conditions in Europe — Evidence suggests that the plague bacterium was repeatedly introduced to Europe, although it might have survived in local medium-term reservoirs https://www.pnas.org/doi/10.1073/pnas.2209816119 5 comments science