Domestication did horses no genetic favors
Human selection led to more harmful variants in equine DNA
![horses](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2014/12/ti_7430926190_2f5b164cc2_o.jpg?fit=860%2C460&ssl=1)
NOT SO WILD Thousands of years of serving as human companions has led to damaged DNA, a comparison of ancient and modern horse genomes found.
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