| Crimson sunbird | |
|---|---|
| |
| Male | |
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| |
| Female | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Aves |
| Order: | Passeriformes |
| Family: | Nectariniidae |
| Genus: | Aethopyga |
| Species: | A. siparaja
|
| Binomial name | |
| Aethopyga siparaja (Raffles, 1822)
| |
The crimson sunbird (Aethopyga siparaja) is a species of bird in the sunbird family which feed largely on nectar. They may also take insects, especially when feeding their young. Flight is fast and direct on their short wings. Most species can take nectar by hovering like a hummingbird, but usually perch to feed. It is the unofficial national bird of Singapore, as declared by the Nature Society Singapore.
- ^ BirdLife International (2016). "Aethopyga siparaja". IUCN Red List of Threatened Species. 2016: e.T103804411A94566535. doi:10.2305/IUCN.UK.2016-3.RLTS.T103804411A94566535.en. Retrieved 19 November 2021.