Giving the sunfish a cute, upturned, parrot-like beak or a perpetual, friendly smile. Why It Happens: The sunfish’s mouth is small and terminal (at the front of the head), but when preserved specimens dry out, the jaw contracts and curls upward, creating a "grin." The Correction: The Mola mola does not smile. Its mouth is a permanent, small, oval-shaped hole. In live specimens, the mouth appears downturned or strictly neutral. The Errata List is famously brutal on this point: "A smiling sunfish is a dead sunfish. Draw the grim reality."
: Addressing discrepancies between the full conductor's score and the individual parts given to players. Mola Errata List
: Some errors are systemic. For instance, in complex works like Shostakovich’s Symphony No. 10 , a performance library team might have to fix up to 700 individual mistakes across all orchestral parts before the first desk reading. Accessing the MOLA Errata Catalog Giving the sunfish a cute, upturned, parrot-like beak