he image of horses being galloped across North America's plains by Indigenous Americans and cowboys are integral to the history of the continent. And it is well established that the Spanish conquistadors introduced horses to North America in the early 16th century. Not everyone appreciates, however, that this was a introduction after a vast expanse of time: research into archaeological actually evolved in North America. Some of these prehistoric horses migrated to Eurasia across the ancient Bering Land Bridge, while the rest became extinct by the late Pleistocene Age.
