Why Are There Two Fullmetal Alchemist Anime?

Few manga get adapted to anime, and even fewer get to do so twice. What made Fullmetal Alchemist worth adapting into two different anime series?

Watch Fullmetal Alchemist

Fullmetal Alchemist: The Story Of Two Brothers

List of Fullmetal Alchemist episodes - Wikipedia

The Fullmetal Alchemist (2003) Anime is a Masterpiece of

Fullmetal Alchemist: 5 Things Brotherhood Fixed (& 5 It Ruined)

Fullmetal Alchemist' Was Right To Change the Manga's Ending

Weirdly Interesting - The Biggest Differences Between The Two

Review: Fullmetal Alchemist: Exposition - erFullmetal

Best Buy: Fullmetal Alchemist: Season 2, Part 1 [3 Discs] [DVD]