http://www.news.com.au/technology/sci-tech/scientific-misnomers-71-nutcracker-man/story-fn5fsgyc-1226048900405

"After a half-century of referring to an ancient pre-human as Nutcracker Man because of his large teeth and powerful jaw, scientists now conclude that he actually chewed grasses instead."
"It turns out that the early human known as Paranthropus boisei did not eat nuts but dined more heavily on grasses than any other human ancestor or human relative studied to date."