Dark-rumped Swift
NameDark-rumped Swift
Common NameDark-rumped Swift
Scientific NameApus acuticauda
FamilyApodidae
Wingspan (cm)40
Length (cm)17
Weight (g)45
Plumage DetailsOverall sooty dark brown plumage, with a slightly paler throat. The most distinguishing feature is its dark rump, contrasting with the pale rumps of many other swift species.
Vocalization / CallVocalizations typically consist of high-pitched, screaming calls, often described as 'sree-sree-sree' or 'swee-swee-swee', given in flight.
Primary Dietinsectivore
Primary Habitatsmountain, forest
Conservation Statusnear-threatened
Geographic RangeFound in the eastern Himalayas, primarily in parts of northeastern India (e.g., Arunachal Pradesh, Nagaland), Bhutan, and northern Myanmar.
Identifying FeaturesDark rump (diagnostic), Long, scythe-like wings, Fast, erratic flight pattern, Overall dark sooty-brown plumage
Description
The Dark-rumped Swift is a medium-sized swift known for its exceptionally fast and agile flight, spending most of its life on the wing. It is characterized by its dark plumage, including a distinctive dark rump, which differentiates it from many other swift species. These birds are highly aerial, feeding on insects caught in flight.
