The South American Hummingbird is a species of hummingbird found in the tropical and subtropical regions of South America. The scientific name for this species is Thalurania furcata, but it is also known by its common name, the THORNBILL. This species is characterized by its long, curved bill and its bright green and blue plumage. It is a small bird, measuring only about 4 inches in length, and is known for its fast and erratic flight patterns.