Armadillos might seem like creatures of the South, but these hard-shelled mammals are steadily creeping north. Chicago, specifically, may not have to wait long. Warmer winters, along with earlier human-driven changes to the landscape, are helping armadillos expand into places where they historically could not survive. According to WTTW News, the only armadillo species currently found in the United States is the nine-banded armadillo — more speci…