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You Are An Upside-Down Lobster

Season 2 Episode 39

About the Episode

Our bodies are mirror images of lobsters and other arthropods from back to belly. We've know since the early 19th century that our guts and nervous systems are inverted from theirs, but only recently has molecular biology shown us why. Here's the evolutionary tale about a worm doing the backstroke and why your guts are on your front.

Aired: 07/15/14 | Expires: | Runtime: 4m 13s