What Lurks Under Our Cities?

ELT goes underground to meet the creatures living in our subways and sewer systems. Plus, the 411 on another underground underdog: prairie dogs. Guests: Urban evolutionary biologist and rat expert Jason Munshi-South; animal behavioral scientist Jennifer Verdolin. Thanks to caller Jessica, and to all the listeners who demanded prairie dog facts.  Learn more about your ad choices. Visit podcastchoices.com/adchoices