The Duolingo Owl is dead, according to a statement from the Pittsburgh-based company. "It is with heavy hearts that we inform you that Duo, formally known as The Duolingo Owl, is dead," the language learning app posted on social media Tuesday morning.

Duolingo followers will have to keep an eye on the upcoming posts, which will undoubtedly continue to surprise with its unique style of digital marketing

Duolingo, the language-learning app, killed off its owl mascot named Duo on Tuesday in what is assuredly some kind of publicity stunt. In fact, here were are writing about it. So, well played, Duolingo.