Upupa antaios - The Giant Hoopoe , also known as Saint Helena Giant Hoopoe or Saint Helena Hoopoe, is an extinct species of Hoopoe , known exclusively from an incomplete subfossil skeleton.
Eurasian Hoopoe - The Hoopoe is classified in the Coraciiformes clade, a group that also includes kingfishers, bee-eaters, rollers, and woodhoopoes
Upupa marginata - The Madagascar Hoopoe is a subspecies of Hoopoe in the Upupidae family. It is often considered to be treated as a separate species to the Hoopoe due to its vocalisations and small differences in plumage, but is otherwise similar to the rest of the species. It is endemic to Madagascar.