The Extinction Club: A Tale of Deer, Lost Books, and a Rather Fine Canary Yellow Sweater

For one thousand years, the Milu -- an exotic species of deer with the neck of a camel, horns of a stag, feet of a cow, and tail of a donkey -- existed only in the Chinese emperor’s private park in Beijing. But in the nineteenth century, a Basque missionary risked his life to obtain a specimen, then embalmed it and sent it to Paris.

The preserved remains caused quite a stir, and soon every major nation in Europe possessed a Milu. But most died quickly, and due to war -- most notably the Box...