One of the world's most famous fossil skulls, "Mrs Ples", is actually a "Mr": A study of "Mrs" Ples' tooth sockets has made scientists think differently about "her" sex. Ditsong National Museum of Natural HistoryMore than 70 years ago two palaeontologists named Robert Broom and John Robinson discovered a skull at the Sterkfontein Caves near Johannesburg. … [Read more...] about One of the world’s most famous fossil skulls, “Mrs Ples”, is actually a “Mr” | The Conversation