Sword-billed hummingbird, Ensifera ensifera, fly next to beautiful orange flower, bird with the longest bill, in nature forest habitat, Ecuador. Wildlife scene from tropical forest. Shutterstock Image - Sword-billed hummingbird, Ensifera ensifera, fly next to beautiful orange flower, bird with the longest bill, in nature forest habitat, Ecuador. Wildlife scene from tropical forest. - ID: 715911970