changes, ” said Chris Darimont, a conservation scientist at the University of Victoria in Canada, who was

WASHINGTON— A hefty set of tusks is usually an advantage for elephants, allowing them to dig for water, strip bark for food and joust with other elephants.... Now 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.... In the region that’s now Gorongosa National Park, around 90% of the elephants were killed....