Rachel Nuwer/Undark
More from Rachel Nuwer/Undark
![Mammoth ivory may be bad for elephants—but should it be banned?](https://www.popsci.com/wp-content/uploads/2019/09/04/22HCPTDTCTOR434JDS4TYWQMXU.jpg?w=675)
Animals
Mammoth ivory may be bad for elephants—but should it be banned? Mammoth ivory may be bad for elephants—but should it be banned?
By Rachel Nuwer/Undark
September 5, 2019
By Rachel Nuwer/Undark
September 5, 2019