The Fish that Strolls on the Sea Floor

We may never know when our ancestors walked out of the water into dry land. But it's possible they may have been walking in water for millions of years!

Hosted by: Hank Green

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Sources:

https://www.cell.com/cell/fulltext/S0092-8674(18)30050-3
https://bioone.org/journals/copeia/volume-2003/issue-3/CG-02-153R1/Punting--An-Unusual-Mode-of-Locomotion-in-the-Little/10.1643/CG-02-153R1.short
https://royalsocietypublishing.org/doi/abs/10.1098/rstb.1993.0007
https://royalsocietypublishing.org/doi/full/10.1098/rsif.2020.0701
https://www.seas.harvard.edu/news/2021/03/ancient-vertebrates-had-everything-they-needed-walk-underwater-millions-years
https://www.sciencedirect.com/science/article/abs/pii/S0944200617302052
https://onlinelibrary.wiley.com/doi/abs/10.1002/jmor.10865

Images

https://www.storyblocks.com/video/stock/fish-chub-swimming-in-the-aquarium-hrik9al3pkik77cft
https://www.storyblocks.com/video/stock/young-female-with-retriever-dog-walking-leisurely-on-the-path-at-sunset-r_qfvxo98ka3yan53
https://www.storyblocks.com/video/stock/multicoloured-koi-fish-swimming-graceful-in-a-water-of-an-garden-colorful-koi-fish-in-the-pond-with-dark-coloured-ground-moving-around-saz2atdjwj2aldr3u
https://www.storyblocks.com/video/stock/flat-fish-lying-on-the-bottom-and-trying-to-merge-with-the-mud-b3t53aeork17ww9iy
https://www.storyblocks.com/video/stock/4k-dog-running-up-driveway-gimbal-shot-sej0rxo9xizy9a7pu
https://www.shutterstock.com/image-vector/structure-motor-neuron-impulses-transmitted-through-423991636
https://www.istockphoto.com/photo/skate-fish-gm185275955-19891926
https://commons.wikimedia.org/wiki/File:Heliobatis_radians_Green_River_Formation_(cropped).jpg
https://www.istockphoto.com/photo/modern-hospital-physical-therapy-patient-with-injury-walks-on-treadmill-wearing-gm1335020216-416920392
https://commons.wikimedia.org/wiki/File:Valkyrie-robot-3.jpg