Gehrt estimates that around 2,000 coyotes call downtown Chicago home, but it's likely more than that. He says they are thriving in what was considered a less-than-ideal living situation.
"Once they got there, they experienced higher reproduction, more food, and so now they have no reason to leave," he said. "People think animals living in that habitat are less fit or sick, and the opposite is actually true."
http://www.chicagotribune.com/news/ct-downtown-coyotes-met-0117-20150116-story.html
He's including the near north side to add in the land along the Chicago river, but still ... !