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Twitter: https://twitter.com/stephaniesamma
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Credits:
Narrator/Writer: Stephanie Sammann
Writer: Ashleen Knutsen
Editor: Dylan Hennessy (https://www.behance.net/dylanhennessy1)
Illustrator: Elfy Chiang (https://www.elfylandstudios.com)
Illustrator/Animator: Kirtan Patel (https://kpatart.com/illustrations)
Animator: Mike Ridolfi (https://www.moboxgraphics.com/)
Sound: Graham Haerther (https://haerther.net)
Thumbnail: Simon Buckmaster (https://twitter.com/forgottentowel)
Producer: Brian McManus (https://www.youtube.com/c/realengineering)

Imagery courtesy of Getty Images

References:

[1] https://www.sciencedirect.com/....science/article/abs/
[2] https://journals.plos.org/plos....one/article?id=10.13
[3] https://www.youtube.com/watch?v=ZerUbHmuY04&ab_channel=PLOSMedia
[4] https://www.nature.com/article....s/s41598-018-33458-z
[5] https://royalsocietypublishing.....org/doi/10.1098/rsp
[6] https://www.jstor.org/stable/p....df/3839824.pdf?casa_
[7] https://link.springer.com/refe....renceworkentry/10.10
[8] ​​https://www.kenhub.com/en/libr....ary/anatomy/cortical
[9] https://juser.fz-juelich.de/re....cord/875386/files/St
[10] ​​https://www.brainfacts.org/bra....in-anatomy-and-funct
[11] https://www.pnas.org/doi/10.1073/pnas.1517131113
[12] https://www.science.org/conten....t/article/humans-the
[13] https://royalsocietypublishing.....org/doi/pdf/10.1098
[14] https://www.sciencedirect.com/....science/article/abs/
[15] https://www.ncbi.nlm.nih.gov/p....mc/articles/PMC43735
[16] https://globalnews.ca/news/431....5747/crows-gangs-rav
[17] https://www.yellowstone.org/na....turalist-notes-wolve
[18] https://www.crowdedcities.com/
[19] http://www.thecrowbox.com/
[20] https://www.smithsonianmag.com..../smart-news/french-t