Wild elephants’ ages are often roughly estimated based on their sex and size, but a new technique that analyses chemical changes in DNA could tell their age with 97 per cent accuracy
Source:
https://www.newscientist.com/article/2255870-a-drop-of-blood-could-reveal-how-old-wild-elephants-are/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home