Unfortunately, Dr. Slobodchikoff, while indeed having a PhD, is not actually a linguist, and most of his papers are in other fields. Here's a pretty good assess

Unfortunately, Dr. Slobodchikoff, while indeed having a PhD, is not actually a linguist, and most of his papers are in other fields. Here's a pretty good assessment of his prairie dog claims: https://badlinguistics.wordpress.com/2011/01/06/hold-the-front-page-prairie-dogs-still-dont-h/ https://badlinguistics.wordpress.com/2011/01/06/hold-the-fro...