Texas News This Time Of Year, Butterfly Roadkill Is A Thing In Texas KWBU | By Laura Rice & Michael Marks Published November 8, 2019 at 6:42 AM CST Twitter LinkedIn Email Listen • 5:26 Caroline Covington/Texas Standard During migration season, monarch butterflies can be hard to avoid while driving down Texas highways, especially in parts of South Texas. Researchers are finding millions of dead butterflies in “hot spots” along Texas highways.