Mammuthus columbi (Columbian mammoth)
In Depth Further Reading – North American Proboscideans: Mammoths: The state of Knowledge, 2003. Quaternary International. 126-128: 73–25. – Larry D. Agenbroad. – Advances in proboscidean taxonomy & classification, anatomy & physiology, and ecology & behavior. – Quaternary International. 126–128: 5. – J. Shoshani & P. Tassy – 2005. – Columbian mammoth petroglyphs from the … Read more