A centuries-old horse tooth might be the last piece in the genetic puzzle of Assateague's horses

The unexpected discovery of a 16th-century horse tooth in modern-day Haiti has provided credence for an age-old folk story about the origin of feral horses on an island off Maryland and Virginia.

source https://www.cnn.com/2022/08/07/us/assateague-feral-horses-origin-scn-trnd/index.html