Today's oceans are full of fish with fins that couldn't evolve into limbs like ours. So, who are our ancestors and where did they go?
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Want to learn more about the topic in this week’s video? Here are some keywords/phrases to get your googling started:
Lobe-finned Fishes, Ray-Finned fishes, Panderichthys, Late Devonian
Credits (and Twitter handles):
Script Writer: Emily Elert (@eelert)
Script Editor: Peter Reich
Video Illustrator: Omkar Bhagat (@TheCuriousEnggr)
Video Director: Emily Elert (@eelert)
With Contributions From: Alex Reich (@alexhreich), Ever Salazar (@eversalazar) and Henry Reich (@minutephysics)
Music by: Nathaniel Schroeder: http://www.soundcloud.com/drschroeder
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Clack, Jennifer. (2016). Personal Communication.
Merck, John. GEOL 431 Vertebrate Paleobiology Lecture Notes, University of Maryland. Retrieved from https://www.geol.umd.edu/~jmerck/geol431/lectures/08osteichthyes.html
McGhee, G. R. (2013). When the invasion of land failed: The legacy of the Devonian extinctions. Columbia University Press.
Sallan, L. C., & Coates, M. I. (2010). End-Devonian extinction and a bottleneck in the early evolution of modern jawed vertebrates. Proceedings of the National Academy of Sciences, 107(22), 10131-10135. Retrieved from http://www.pnas.org/content/107/22/10131.full
Tagged under: MinuteEarth,Minute Earth,MinutePhysics,Minute Physics,earth,history,science,environment,environmental science,earth science,fish evolution,lobe-finned fishes,fins,lobe fish,Panderichthys,devonian
Find more lesson plans like this:Aquaculture: Environmental Effects of Fish Farming
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