Fairy Study by jollyjack on DeviantArt (original) (raw)

Huh. Seems like evolution would favor "Getting smaller" as a solution to the enclosed-too-tight situation, much moreso than "Getting bigger."

Aside from being not nearly as closely confined (relative to body size) when shrunk, there's the additional effect of being far more likely to be able to escape through whatever crevices and chinks there are.

Then again, if we're going to be logical, in either direction, we should be asking why her clothes are also changing size.