14 Apr 2012
Ancient herd
There are 1.5 billion cattle living on the planet today, all descended from a single herd of wild ox. Geneticist Professor Mark Thomas of University College London was on the team making the discovery.
There are 1.5 billion cattle living on the planet today, all descended from a single herd of wild ox. Geneticist Professor Mark Thomas of University College London was on the team making the discovery.