Echolocation, extreme night vision, cave dwelling…you’d think this describes a bat species but no! The amazing Oilbird of South America not only has a unique name but also some incredible evolutionary adaptations that allow it to breed in the pitch dark of caves leaving only at night to stalk one of its favorite food…avocados! Put on your headlamp and join Dr. John as we spelunk in search of knowledge about the Oilbird. Learn everything you need to know about this odd but amazing bird species. .Intro music by Ricky Pistone and Outro music by the Sidewalk Slammers, check them out wherever you get your music.All bird sounds are from xeno-canto.org.Demon Call 1 by Rosendo Manuel Fraga.Contact calls by Martin Solowiej.Guttural Calls by Mauricio Cuellar Ramirez (@Birding.travel) ..Squawking calls by Nick Athanas .Clicking Calls Jacob Wijpkema .Clicking Calls 2 by Niels Krabbe