Chicago Rat Hole Likely Created by Squirrel, Not Rat, Scientists Say

A recent analysis reveals that the infamous 'Chicago Rat Hole' in a sidewalk is likely the work of a squirrel rather than a rat. This conclusion, drawn from measurements of mammal specimens, emphasizes the need for accurate studies of urban wildlife and challenges existing misconceptions about the city's rodent population. Understanding the true origins of such urban phenomena can aid in better managing city ecosystems.