Infectious diseases like plague don’t just impact humans, they can spread and decimate animal populations as well. One scientist saw the impact of plague in prairie dog colonies and among black footed ferrets. He questioned whether the scientific understanding of plague cycles and transmission was accurate. Listen to learn what scientists discovered about plague and its larger impact on ecosystems.
Story Length: 5:13
© 2013 National Public Radio, Inc. Used with the permission of NPR. All rights reserved.
AIR DATE: 10/23/2013