The original Duolingo logo featured a 2-D owl whose eyes and mouth spelled out "DUO." A year later, the first 3-D version of Duo was released with a realistic owl body and two wide eyes that ...

The original Duolingo logo featured a 2-D owl whose eyes and mouth spelled out "DUO." A year later, the first 3-D version of Duo was released with a realistic owl body and two wide eyes that ...

'The Book of Flaco: The World's Most Famous Bird' by nature writer David Gessner will come out on Feb. 11, 2025, the first anniversary of the famous Eurasian eagle-owl's death.