2.5-Meter-long Elephant Tusk Unearthed in Israel 5,00,000-Years-old, ‘Rare’ Discovery

​The 2.5 metre-long tusk from the ancient straight-tusked elephant (Palaeoloxodon antiquus) is estimated to be around half a million years old and was found in an area where stone and flint tools and other animal remains have been recovered.