The sword is really just an adaptation of another tool, the knife, ergonomically adapted for combat.

FORBES: No. 8 The Sword

"It suggests that many of the adaptations that we currently think of, in terms of camels being adapted to warm desert-like environments, could have actually originated through adaptation to quite the opposite extreme... cold, harsh environments, " he explained.

BBC: Giant camel fossil found in Arctic

The company unveiled its slate of 2013-14 offerings Thursday, which also includes a stage adaptation of Alan Sillitoe's beloved short story "The Loneliness of the Long Distance Runner" adapted by British playwright Roy Williams.

WSJ: Coen, Guirgis on tap at Atlantic Theater Company