Uploaded September 2024 | Updated September 2026, 13 hours ago
Join us Friday for a Complexly trivia event, hosted by Hank Green and live on YouTube, based on things you may have learned from Complexly (here's a recommended playlist of videos: complexly.info/triviaplaylist)! Get a ticket (complexly.com/learnathon) and then play along (not on-screen) from home. There will be prizes!
This event is part of the first ever Complexly Learn-a-thon, a celebration of our shows, our community, and our mission of accessible education. Check out the Learn-a-thon website, contribute if you can, and join us for daily events where you can learn more about what we do here at Complexly! complexly.com/learnathon
Join us Friday for a Complexly trivia event, hosted by Hank Green and live on YouTube, based on things you may have learned from Complexly (here's a recommended playlist of videos: complexly.info/triviaplaylist)! Get a ticket (complexly.com/learnathon) and then play along (not on-screen) from home. There will be prizes!
This event is part of the first ever Complexly Learn-a-thon, a celebration of our shows, our community, and our mission of accessible education. Check out the Learn-a-thon website, contribute if you can, and join us for daily events where you can learn more about what we do here at Complexly! complexly.com/learnathon







![Did This Bird Really Re-Evolve?
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About 136,000 years ago, on a coral atoll in the Indian Ocean, there lived a flightless bird. And when this atoll was swallowed up by the waves, that bird went extinct. ... Or did it? Did the flightless Aldabra rail evolve twice?
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This months pin is designed by Tara Reed. You can find out more about them and their work here: https://www.tarareedart.com/
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Host: Hank Green [he/him]
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#BizarreBeasts #birds #evolution
Sources:
https://www.nhm.ac.uk/discover/news/2019/may/birds-on-an-island-in-the-indian-ocean-evolved-flightlessness-twice.html
https://www.nature.com/articles/s41598-022-05329-1
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0192675#pone.0192675.ref009
https://researchportal.port.ac.uk/files/20131781/Repeated_evolution_of_flightlessness.pdf
https://birdsoftheworld.org/bow/species/whtrai1/cur/introduction
https://royalsocietypublishing.org/doi/10.1098/rstb.1971.0022
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6927662/
http://www.seychellesnewsagency.com/articles/1327/Seychelles+Islands+Foundation+working+to+classify+Aldabra+Rail+as+a+separate+species
https://carnegiemnh.org/a-match-made-by-coevolution/
www.researchgate.net/profile/Andrej-Spiridonov-2/publication/339308200_Moving_towards_a_better_understanding_of_iterative_evolution_an_example_from_the_late_Silurian_Monograptidae_Graptolithina_of_the_Baltic_Basin/links/605bd652299bf17367686519/Moving-towards-a-better-understanding-of-iterative-evolution-an-example-from-the-late-Silurian-Monograptidae-Graptolithina-of-the-Baltic-Basin.pdf
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0192675#references
Thumb Image Credit: Ian Davies / youtube.com/@theBirdsGuy
Images:
https://commons.wikimedia.org/wiki/File:Darwin%27s_finches_by_Gould.jpg
https://commons.wikimedia.org/wiki/File:Dryolimnas_cuvieri_abbotti.jpg
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0192675#references
https://search.macaulaylibrary.org/catalog?taxonCode=whtrai1&subId=S120646384
https://search.macaulaylibrary.org/catalog?taxonCode=whtrai1&subId=S54342870
https://www.flickr.com/photos/biodivlibrary/50884719468/in/album-72157718074612568/
https://www.gettyimages.com/detail//1319245938
https://www.gettyimages.com/detail//1873922239
https://www.gettyimages.com/detail/1189180601
https://www.gettyimages.com/detail/1205723154
https://www.gettyimages.com/detail/1210192652
https://www.gettyimages.com/detail/1254845401
https://www.gettyimages.com/detail/1298712957
https://www.gettyimages.com/detail/1386115358
https://www.gettyimages.com/detail/1422137124
https://www.gettyimages.com/detail/1456401923
https://www.gettyimages.com/detail/1457477523
https://www.gettyimages.com/detail/1461341351
https://www.gettyimages.com/detail/1759260858
https://www.gettyimages.com/detail/1932566415
https://www.gettyimages.com/detail/2029974605
https://www.gettyimages.com/detail/472674730
https://www.gettyimages.com/detail/487966660
https://www.gettyimages.com/detail/491293328
https://www.gettyimages.com/detail/666002424
https://www.gettyimages.com/detail/820677950
https://www.gettyimages.com/detail/1311051529
https://www.inaturalist.org/observations/105320184
https://www.inaturalist.org/observations/4425241
https://youtu.be/d0WD7VAPbFg?si=0sEIwVNVcVCJjYe7 Did This Bird Really Re-Evolve?](https://i.ytimg.com/vi/RENicrghc_U/mqdefault.jpg)


