The new specimen is thought to have lived more than 72 million years ago in south-east Coahuila
The new specimen is thought to have lived more than 72 million years ago in south-east Coahuila
The new specimen is thought to have lived more than 72 million years ago in south-east Coahuila
Researchers believe that the femur belonged to a female giant ground sloth, which roamed the area around 40,000 - 9,000 years ago.