The mystery of the infamous "Chicago Rat Hole" on the sidewalk may be solved.
Scientists believe that the outline is not of a rat, but more likely a squirrel. Using the measurements of the imprint, they say the impression resembles a squirrel: stocky and semi-aquatic, with webbed feet.
The Chicago Rat Hole was located near Roscoe Street and Damen Avenue before it was removed.
Scientists say the impression resembles a squirrel: stocky and semi-aquatic, with webbed feet.
Author's summary: Researchers solve Chicago Rat Hole mystery.