Ornithoptera alexandrae (Queen Alexandra's Birdwing)

Ornithoptera alexandrae, also called Queen Alexandra's Birdwing is a butterfly from Australasia / Indomalaya ecozone (Australia). The first description was in 1907 by Rothschild. The wingspan is about 19 – 28 cm. This butterfly is a member of the family PAPILIONIDAE. Ornithoptera alexandrae is black. It has blue and green areas on wings. The females are brown and have white spots. Queen Alexandra's Birdwing is the largest butterfly on earth. It is strictly protected!
Photos for easy identification
Here you can see some photos of Ornithoptera alexandrae (Queen Alexandra's Birdwing) (male above / female below). Ornithoptera alexandrae is a member of the family PAPILIONIDAE from Australasia / Indomalaya (Australia).
Description
The fore wings are longish and black. The wing leading edge is greenish. There is a longish and black smelling area on the wing.
The underside of Ornithoptera alexandrae is bluish and greenish. The veins are black.
The hind wings of Ornithoptera alexandrae are green. In the middle of wing there is a black area. The outer edge is black. The veins are partly black.
The underside is light-green. The veins are black.
The body (abdomen) is yellow. Head and thorax are black. The underside of thorax has a red hair-coat.
Sex differences: The female covers the upper range of the wing-span. It is significant-larger than the male. The basic colour of the female is brown. Two chains of white spots are on the fore wings. On the hind wings there is a chain of large, yellowish marks. These marks have a brown core. On the underside the yellowish marks are strong-colored.
Distribution
Ornithoptera alexandrae (Queen Alexandra's Birdwing) is a butterfly from the Australasia / Indomalaya (Australia) ecozone. The distribution is restricted on Newguinea.
![]() |
Larval food
Aristolochiaceae:
- Aristolochia dielsiana
- Aristolochia schlechteri
General information
The first description of this butterfly was in 1907 by Rothschild. There are no subspecies.
Ornithoptera alexandrae flies almost untouchable in the crowns of trees of the rain forests of New-Guinea. In the era of the discovery journeys they were shot with special arrows. Queen Alexandra´s Birdwing is with its up to 28 cm wingspan the largest butterfly of the world, a miracle of nature. All Birdwings are protected!
Macro photos
Here you can see some macro photos of Ornithoptera alexandrae.
Protection provisions / Red List
- CITES: (Convention on International Trade in Endangered Species of Wild Fauna and Flora):
-Appendix I- (as at 12.02.2008) - EU regulation on trading with species of wild Fauna and Flora
-Appendix A- (as at 19.08.2005) - IUCN Red List of threatened species:
-endangered, strictly protected- (as at 2008)
Similar and closely-related species
---
Scientific name
Ornithoptera alexandrae Rothschild 1907
(in past: Troides alexandrae)
Other names
Queen Alexandra's Birdwing
Alexandra Vogelschwingenfalter
Ornithoptére de la Reine Alexandra
Classification / Taxonomy / Family tree
- Kingdom: ANIMALIA
- Phylum: ARTHROPODA
- Class: INSECTA
- Order: LEPIDOPTERA
- Suborder: DITRYSIA
- Superfamily: PAPILIONOIDEA
- Family: PAPILIONIDAE
- Subfamily: PAPILIONINAE
- Tribe: TROIDINI
- Genus: ORNITHOPTERA
- Specific name: ALEXANDRAE














