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Patreon:   / realscience  
Instagram:   / stephaniesammann  

Credits:
Narrator: Stephanie Sammann
Writer: Lorraine Boissoneault
Editor: Dylan Hennessy (https://www.behance.net/dylanhennessy1)
Illustrator/Animator: Kirtan Patel (https://kpatart.com/illustrations)
Animator: Mike Ridolfi (https://www.moboxgraphics.com/)
Sound: Graham Haerther (https://haerther.net)
Thumbnail: Simon Buckmaster (  / forgottentowel  )
Producer: Brian McManus (   / realengineering  )

Imagery courtesy of Getty Images

Music:
eternity by ianpost
ganymede by yehezkelraz
surrealjourney by aquartos
throughthesunset by sethparson
ajourneysepilogueinstrumentalversion by sivantalmor
revelationnoatmospherefx by tristanbarton

References:
[1] https://news.mongabay.com/2013/07/for...
[2] https://pubmed.ncbi.nlm.nih.gov/22512...
[3] https://nationalzoo.si.edu/animals/ar...
[4] https://pubmed.ncbi.nlm.nih.gov/24816....
[5] https://scihub.se/https://science.sc...
[6] https://scihub.se/https://journals.p...
[7] https://scihub.se/https://www.resear...
[8] https://zoologyweblog.blogspot.com/20...
[9] https://blog.nationalgeographic.org/2...