Erythrura gouldiae or Chloebia gouldiae
The Gouldian finch (also known as the Lady Gouldian finch, Gould's finch or rainbow finch) is a small, colorful songbird that is native to Northern Australia. The Gouldian finch prefers open, tropical woodlands and nests in tree hollows.
Due primarily to their exquisite coloring, Gouldian finches are popular pets for aviaries. They have an average lifespan of ~6 years.