Eric Walker added Woolly mammoths and Columbian mammoth and a number of links to Mammoths, and added Mammoths to Elephantidae

Eric Walker added Elephants and Mammoths to Elephantidae, and added Elephantidae to Proboscidea

Eric Walker added Elephantidae and Mammutidae to Proboscidea, and added Proboscidea to Mammalia

Eric Walker added African elephant and Elephants Really Can’t Hold Their Liquor - The New York Times and How elephants evolved to become big and cancer-resistant - University at Buffalo to Elephants, and added Elephants to Elephantidae