Discovery the strange history of myers briggs on science diction, a podcast from science friday and w n y c studios. The appearance of the anis was momentous in animal evolution, turning a whole digestive sack into an open ended tunnel. Suddenly, animals had the luxury of downing multiple meals without needing to fuss with disposal. And between digestive tracks lengthened and reutilized partitioning into chambers that could extract different nutrients and host thorown communities of microbes.
Once upon a time, there were no anuses. These ingenious organs allowed our primordial ancestors to grow bigger and more complex, but scientists still don’t understand how they evolved. And they’re still grasping at a mystery that literally surrounds it: Why is the human butt so big?
For more go to http://vox.com/unexplainable
It's a great place to sign up for our newsletter, view show transcripts, and read more about the topics on our show.
Also email us! unexplainable@vox.com
We read every email.
Support Unexplainable by making a financial contribution to Vox! bit.ly/givepodcasts
Learn more about your ad choices. Visit podcastchoices.com/adchoices