Watch this video ad-free on Nebula: https://nebula.tv/videos/realscience-why-crows-are-as-smart-as-7yearold-humans
Patreon: https://www.patreon.com/realscience
Twitter: https://twitter.com/stephaniesamma
Instagram: https://www.instagram.com/stephaniesammann
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/pii/S0003347209005806
[2] https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0092895
[3] https://www.youtube.com/watch?v=ZerUbHmuY04&ab_channel=PLOSMedia
[4] https://www.nature.com/articles/s41598-018-33458-z#Sec20
[5] https://royalsocietypublishing.org/doi/10.1098/rspb.2020.1490
[6] https://www.jstor.org/stable/pdf/3839824.pdf?casa_token=oTKj9ZMZn4wAAAAA:L1Bfggt3KOKmSoTixxYyJCiF53ywAG_iBPH8gArUfE-DEtmBkP4xmWA30Ue5-v-0zK74RJ7KaLIQCFSS5suQGg5Ag9tQBQki8Ff_xgYChQ8oS2cmHBs
[7] https://link.springer.com/referenceworkentry/10.1007/978-3-540-29678-2_3165
[8] https://www.kenhub.com/en/library/anatomy/cortical-cytoarchitecture
[9] https://juser.fz-juelich.de/record/875386/files/Stacho%20et%20al_Sciene_2020_postprint.pdf)
[10] https://www.brainfacts.org/brain-anatomy-and-function/anatomy/2015/does-brain-size-matter
[11] https://www.pnas.org/doi/10.1073/pnas.1517131113
[12] https://www.science.org/content/article/humans-these-big-brained-birds-may-owe-their-smarts-long-childhoods
[13] https://royalsocietypublishing.org/doi/pdf/10.1098/rstb.2019.0495
[14] https://www.sciencedirect.com/science/article/abs/pii/S0003347210003532
[15] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4373546/#:~:text=Ravens%2C%20Corvus%20corax%2C%20are%20members,highly%20social%20(Heinrich%201999).
[16] https://globalnews.ca/news/4315747/crows-gangs-ravens/
[17] https://www.yellowstone.org/naturalist-notes-wolves-and-ravens/
[18] https://www.crowdedcities.com/
[19] http://www.thecrowbox.com/
[20] https://www.smithsonianmag.com/smart-news/french-theme-park-taught-crows-pick-trash-180969996/