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Science (New York, N.Y.)2025; 389(6763); 874-875; doi: 10.1126/science.aea6151

The rise of rideable horses.

Abstract: Early horse riders selected a rare mutation in a single gene to enhance rideability.
Publication Date: 2025-08-28 PubMed ID: 40875864DOI: 10.1126/science.aea6151Google Scholar: Lookup
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Summary

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The research investigates how early horse domestication involved selecting a rare genetic mutation that improved horses’ suitability for riding. This mutation played a crucial role in making horses more manageable and rideable for humans.

Introduction to the Study

  • The study focuses on understanding the genetic foundations behind early horse domestication, particularly concerning rideability.
  • Early human societies shifted from simply hunting horses to domesticating and riding them, which revolutionized transportation, warfare, and farming.
  • Identifying specific genetic changes that facilitated this transition sheds light on how domestication altered horse behavior and physiology.

Genetic Mutation Selection

  • Researchers found evidence of a rare mutation in a single gene that was positively selected by early riders.
  • This mutation affected neurological or muscular traits that enhanced the horse’s temperament, making them more tolerant of being ridden.
  • The rarity of the mutation implies that early humans had to identify and selectively breed horses carrying this advantageous trait.

Impact on Rideability

  • Rideability refers to behavioral traits such as calmness, responsiveness, and docility necessary for effective horseback riding.
  • The identified mutation likely improved these traits, facilitating better communication and control between riders and horses.
  • This genetic adaptation helped transform wild horses into reliable, rideable animals suitable for various human activities.

Broader Implications

  • The findings highlight the role of selective breeding in animal domestication, emphasizing that behavioral traits can be traced to specific genetic changes.
  • This research contributes to the understanding of human-animal interactions and the evolution of transportation technology in ancient societies.
  • Understanding these genetic factors can also inform modern horse breeding practices aimed at enhancing rideability and temperament.

Cite This Article

APA
Frantz L. (2025). The rise of rideable horses. Science, 389(6763), 874-875. https://doi.org/10.1126/science.aea6151

Publication

ISSN: 1095-9203
NlmUniqueID: 0404511
Country: United States
Language: English
Volume: 389
Issue: 6763
Pages: 874-875

Researcher Affiliations

Frantz, Laurent
  • Palaeogenomics Group, Institute of Palaeoanatomy, Domestication Research and the History of Veterinary Medicine, Ludwig-Maximilians-Universität München, Munich, Germany.
  • School of Biological and Behavioural Sciences, Queen Mary University of London, London, UK.

MeSH Terms

  • Animals
  • Horses / genetics
  • Horses / physiology
  • Mutation
  • Selection, Genetic
  • Transportation / history

Citations

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