Flappy Bird is most popular in the U.S., but the contagion is

Now a lone Hanoi game developer has the No. 1, 2, and 8 top free apps in the U.S. iOS app store.

The Most Fascinating Birds Will Be the First to Go Extinct - The New York Times

Unmasking The Origins Of The Plague Doctor Costume - Fauna Advice

The Truth About Cocoons - The New York Times

Books: game design