What are the characteristics of the Gouldian finch (rainbow finch)?

The most distinctive feature of the Gouldian finch is its colorful plumage, including red, yellow, orange, blue, purple, and black, with a very fine and delicate texture. There are many varieties with diverse forms, mostly weighing 10-20 grams and measuring 10-15 cm in length.

Gouldian finches have strong adaptability and learning ability; they can learn skills such as singing and dancing, and are good at mimicking human language and movements.