【馬の進化】馬に見えない馬が、どうやって馬になったのか？

[Science Dream Book] https://www.amazon.co.jp/dp/4847073444 All modern horses, such as zebras and donkeys, belong to a single genus called Equus. All of the many horse genera that have appeared in history are now extinct. What is the reason that only modern horses have survived and why have they retained their current appearance? Watch the video to find out about the evolution of horses! #Horse #Evolution #Eohippus ================================= [Reference materials] W. Matthew, (1926). "The Evolution of the Horse: A Record and Its Interpretation." Bruce J.MacFadden, (2005). "Fossil Horses - Evidence for Evolution." Brianna K. McHorse et al., (2017). "Mechanics of evolutionary digit reduction in fossil horses (Equidae)." Christine M. Janis et al., (2019). "The Evolution of Equid Monodactyly: A Review Including a New Hypothesis." Nikos Solounias et al., (2018). "The evolution and anatomy of the horse manus with an emphasis on digit reduction." [Images] ShutterStock, etc. [BGM] (1)Music: [Celebration] by Alexander Nakarada (www.serpentsoundstudios.com) Licensed under Creative Commons BY Attribution 4.0 License http://creativecommons.org/licenses/b... (2)Aint Looking Back (3)Dark Acoustic Western Groove (4)Wild side (5)A tender heart (6)I don't get the lesson [Narrator] Yuki Moriguchi Twittr:   / hiroki_kansei   [Official SNS] Twitter:   / qv3px5yydj6a3nl