In the third installment of this year's The More You Know series, we look at vestigial structures and how they can give us hints of where we have been as a species. Video by Jeremy Day.

Music:
Sunspots (Tight) by Podington Bear CC-BY-NC freemusicarchive.org/music/Podington_Bear/Positive/SunspotsTight

Loading more stuff…

Hmm…it looks like things are taking a while to load. Try again?

Loading videos…