The rare tuskless genetic condition in Gorongosa National Park in central Mozambique has become far more common after years of ivory hunters devastating the species.
Researchers have pinpointed how years of civil war and poaching in Mozambique have led to a greater proportion of elephants that will never develop tusks.
Why no tusks? Poaching tips scales of elephant evolution kmit.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from kmit.com Daily Mail and Mail on Sunday newspapers.