The study analyzed records of rat sightings in 16 cities over an average period of twelve years, examining public rat sighting and inspection data.
Researchers have uncovered the oldest confirmed case of the plague outside Eurasia in an ancient Egyptian mummy.
Dr. Kelly Lambert's team found that rats eagerly jumped into the vehicles, enjoying both the journey and the destination.
Researchers trained eight rats to detect scents of threatened wildlife products including pangolin scales.