No, You Don’t Have a “Reptilian Brain“

You don’t actually have a “reptilian brain“ somewhere deep in your head making you act like a salty crocodile, so where did that idea even come from? Hosted by: Stefan Chin Head to for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: ---------- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, D.A. Noe, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, Tim Curwick, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: Twitter: Tumblr: Instagram: ---------- Sources: brain theory&ots=y9hgDk_Q3c&sig=VIQqd3yxyNZKx2MAD11SEDbSff4#v=onepage&q=triune brain theory&f=false brain theory&ots=QI9Ora3QsH&sig=mz6EKjYKpBjMKwOopQelXHUvuyg#v=onepage&q=triune brain theory&f=false [PDF] [PDF] ------ Images: