Figure: Tuskless female el
(xz)9:rt zjlyj;:tbzao jt 49zj4 n3 pephants in Gorongosa
Both male and female African elephants (Loxodonta africana) are usually born with tusks. It has been observed that in Gorongosa National Park, Mozambique, some female elephants are born without tusks.
Suggest how natural selection explains the trend shown in the graph.