<figure><img src="https://npr.brightspotcdn.com/dims4/default/f36d23d/2147483647/strip/false/crop/4032x3024+0+0/resize/704x528!/quality/90/?url=http%3A%2F%2Fnpr-brightspot.s3.amazonaws.com%2F17%2F5e%2Faf224a34449f84f961b23d9edd17%2Fbaltz-trail-of-tears.jpg" alt="Mike Baltz"><figcaption>(Provided by Mike Baltz / Mike Baltz)</figcaption></figure>Southern Illinois ornithologist and ecologist Mike Baltz returns to WSIU with his monthly commentaries on the natural history of southern Illinois.

(Provided by Mike Baltz / Mike Baltz)Southern Illinois ornithologist and ecologist Mike Baltz returns to WSIU with his monthly commentaries on the natural history of southern Illinois.

(Provided by Mike Baltz / Mike Baltz)Southern Illinois ornithologist and ecologist Mike Baltz returns to WSIU with his monthly commentaries on the natural history of southern Illinois.

COMMENTARY: Mike Baltz Nature Notebook - October

WSIU takes a closer look at issues around the region. From arts and entertainment, to science and nature, the environment, politics, and other topics people are talking about.

Share COMMENTARY: Mike Baltz Nature Notebook - October

Sign up to save your podcasts

COMMENTARY: Mike Baltz Nature Notebook - October

COMMENTARY: Mike Baltz Nature Notebook - October