Behind the Scenes Treasures at Harvard's Museum of Natural History

The world’s biggest egg, laid by an elephant bird, at Harvard’s Museum of Natural HistoryA selection of rare items from Harvard’s Musuem of Natural History are now on display at the National Academy of Sciences in Washington, D.C. This photo, from Wired mag, of a 300-year-old egg laid by an elephant bird, never made it in the book The Rarest of the Rare.

Extremely rare genetic mutations produce gynandromorphs like this morpho butterfly, which is male on the left side and female on the right.Gynandromorphs Morpho Butterfly

We also have no word on Vladimir Nabokov’s collection of butterfly genitalia. Simply gorgeous! A