DUOLINGO has sparked confusion by apparently killing off its famous owl mascot.

The free online language learning tool has begged fans for "privacy" during an "investigation" into its sudden demise.

The announcement shocked people when it was released on Tuesday.

"It is with heavy hearts that we inform you that Duo, formally known as The Duolingo Owl, is dead," the company wrote on X.

"Authorities are currently investigating his cause of death and we are cooperating fully.

"Tbh, he probably died waiting for you to do your lesson, but what do we know?

"We’re aware he had many enemies, but we kindly ask that you refrain from sharing why you hate him in the comments.

"If you feel inclined to share, please also include your credit card number so we can automatically sign you up for Duol

See Full Page