Duo the Owl has mysteriously died, the language-learning platform announced in an unexpected update.
Duolingo has replaced its social media profile photos and app icon to an image of the dead owl, with Xs for eyes. A TikTok ...
The smooth wings of fruit-sucking moths appear to be ridged like a leaf – but the resemblance is created by nanostructures ...
The green owl who was the logo of language-learning app Duolingo is no longer. The US company behind the app, which became a ...