The Academy of Motion Picture Arts and Sciences defines a short film as "an original motion picture that has a running time of 40 minutes or less, including all credits."
Film Critics Pick The Best Short Films Ever Made, via IndieWire:
25 Short Films to Watch on YouTube, via Ranker:
16 Short Films That Launched the Careers of Famous Directors, via Mic:
Best Short Films, via discover.film:
2003 maybe wasn't the best year for animation but it also had some great pieces of art.
Highest-grossing animated movies of the year:
1) Finding Nemo
2) Brother Bear
3) The Jungle Book 2
4) Sinbad: Legend of the Seven Seas
5) Piglet's Big Movie
This list also contains some shorts. Movies are in no specific order. Some movies may be missing.