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Watch the vocal chords of singers while they sing video

Stashed in: Science!, Best Videos, A Cappella, Interesting

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It's pretty alien looking, looks like a beak, maybe that's what it evolved from?  Amazing that such a rudimentary looking thing can make such a precise and beautiful sound.

Nope, it evolved post-ape less than 100k years ago:

They do look like baby birds though. Can't get that image out of my head.

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