since it is Hacker's least favorite color, according to the Duolingo Guides. Originally, Duo was a logo with no face, but Duolingo's Art Head Greg Hartman called it "creepy." Instead, Hartman and ...

But Duo looked different then. 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 ...

Duolingo's brand mascot has made a remarkable recovery, and it seems it may all be thanks to Ashton Hall's morning routine.