Mickey Mouse waves to guests at Disneyland in Anaheim on April 30, 2021. AP Hillary Duff and Mandy Moore pose with Daisy Duck in front of Sleeping Beauty’s Castle at Disneyland on Dec. 11, 2023.

A very serious investigation into which one of Mickey Mouse, Donald Duck, or Goofy is the better hockey player. For science. There is a lot of work that goes into scouting out sports talent.

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.