Melospiza melodia, commonly known as the song sparrow, is a small bird native to North America. It typically measures about 4.5 to 6.5 inches in length and has a distinctive brown and white plumage with streaks on its chest. This bird is often found in wetlands, fields, and shrubby areas, where it builds its nests close to the ground. The song sparrow is known for its melodious and varied songs, which it uses to communicate and establish territory. Its diet mainly consists of seeds, insects, and berries, making it an important part of the ecosystem. The song sparrow is also a common sight in gardens and parks across its range.