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Credits:
Narrator/Writer: Stephanie Sammann
Writer: Inés Dawson
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:

Youth by ANBR
Waiting by Brianna Tam
Spearhead by Evgeny Bardyuzha
Seasons by ANBR
Intrepid by Brianna Tam
A Tender Heart by The David Roy Collective
A Contrite Spirit by The David Roy Collective

References:

[1] ​​https://onlinelibrary.wiley.com/doi/a...
[2] https://sora.unm.edu/sites/default/fi...
[3] https://digitalcommons.esf.edu/cgi/vi....
[4] https://link.springer.com/article/10....
[5] https://www.sciencedirect.com/science...
[6] https://journals.biologists.com/jeb/a...
[7] https://bechly.lima-city.de/Grzimek.pdf
[8] https://www.sciencedirect.com/science...
[9] https://journals.sagepub.com/doi/abs/...
[10] https://link.springer.com/article/10....
[11] https://www.sciencedirect.com/science...
[12] https://www.sciencedirect.com/science...
[13] https://www.nature.com/articles/natur...
[14] https://www.sciencedaily.com/releases...
[15] https://news.ucsc.edu/2012/06/giant-i...