Watch the additional video I made about the sacred pact between orcas and humans that allowed them to work together to hunt off the coast of Australia: https://nebula.tv/videos/realscience...

Watch this video adfree on Nebula: https://nebula.tv/videos/realscience...

Patreon:   / realscience  
Instagram:   / stephaniesammann  

Images Courtesy of Getty Images
Thanks to Stefan George Kudor, Daniel Kriz, April Boyes

Credits:
Narrator: Stephanie Sammann
Writer: Lorraine Boissoneault
Editor: Dylan Hennessy (https://www.behance.net/dylanhennessy1)
Illustrator: Jacek Ambrożewski
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  )

REFERENCES
[1] https://onlinelibrary.wiley.com/doi/e...
[2] https://www.scientificamerican.com/ar... in%20 humans%2C%20 orca,area%20with%20heavy%20boat%20traffic.
[3] http://www.orcarelief.org/docs/energy...
[4] https://books.google.com/books?hl=en&...
[5] https://www.nature.com/articles/ncomm...
[6] https://www.sciencedirect.com/science...
[7] https://www.ncbi.nlm.nih.gov/pmc/arti...
[8] https://journals.plos.org/plosbiology...
[9] https://www.nature.com/articles/s4155...