June 9 is Donald Duck's birthday. NPR's Ayesha Rascoe speaks with film historian J.B. Kaufman about how the Disney character has changed since his debut 90 years ago.

You can watch DIY Duck on YouTube and Disney Plus, celebrating Donald’s 90th anniversary. It’s a reminder that Disney still can do hand-drawn 2D animation.

Donald Duck was created by Walt Disney when he heard Clarence Nash doing his duck voice in 1934. In 2002, Donald Duck was listed by TV Guide as one of the 50 greatest cartoon characters of all time.

As Disney has evolved from an animation studio into a corporate behemoth, “How to Read Donald Duck” and its charge of cultural imperialism rings all the truer.