History of Horses Uncovered by Copenhagen Geneticists (image) University of Copenhagen Share Print E-Mail Caption Dr. Ludovic Orlando and professor Eske Willerslev, both of the Centre for GeoGenetics at the University of Copenhagen, have sequenced the genome of the oldest horse ever found on Earth. Bone fragments from a 700,000 year old nag excavated in Yukon, Canada, had enough DNA in them to reveal new aspects of the evolutionary history of the horse. Credit Uffe Wilken/University of Copenhagen Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.