SCIENCE Tuskless elephants may be a response to the selective pressure of poaching. (Nautilus) Learn more about the natural and unnatural history of the African elephant with our video study guide. Teachers, scroll down for a quick list of key resources in our Teachers Toolkit. Discussion Ideas Most African elephants have tusks. In Gorongosa National Park, Mozambique, however, about 33% of young females are tuskless. … Continue reading How an Elephant Loses Its Tusks: A Lesson in (Un)Natural Selection