Mothra is a giant moth like beast from a hidden, sacred island (Infant Island) in the pacific. Mothra is the guardian of the Earth. Mothra is regarded as one of the best known monsters of the Godzilla series, having her own films on several occassions. She's usually acompanied by two Earth spirits; who appear in the form of tiny humans who stand three to five inches tall. These two are Mothra's friends, and communicate with her via song.