
Crimson Sunbird
NameCrimson Sunbird
Common NameCrimson Sunbird
Scientific NameAethopyga siparaja
FamilyNectariniidae
Wingspan (cm)12
Length (cm)11
Weight (g)7
Plumage DetailsMales have a brilliant crimson head, throat, and breast, with a metallic blue-black crown and malar stripes. The back is dark olive-brown, and the belly is greyish-white. The rump is yellow, and the tail is dark with iridescent blue outer feathers.
Vocalization / CallIts vocalizations include a series of high-pitched, rapid chirps and trills, often described as 'chip-chip-chip' or 'swee-swee-swee'.
Primary Dietnectarivore
Primary Habitatsforest, urban
Conservation Statusleast-concern
Geographic RangeFound across a wide range in South and Southeast Asia, from India and Nepal eastward through Myanmar, Thailand, Malaysia, Singapore, Indonesia, and the Philippines.
Identifying FeaturesBright crimson head and breast (male), Metallic blue-black crown and malar stripes (male), Long, slender, decurved black bill, Olive-brown back and greyish belly, Active, darting flight
Description
The Crimson Sunbird is a small, active passerine bird known for its vibrant plumage, especially in males. It typically forages for nectar and small insects among flowering plants, often seen darting quickly between blossoms.





