
Red-flanked Bluetail
Tarsiger cyanurus (Pallas, 1773)
≈14 cmLength13 gWeight
This bird has orange-red flanks and a blue tail and rump, and often quivers its tail while perched.
Busiest months: April and December · Most records: China, Japan, South Korea
How to identify
Field marks
- Orange flanks contrasting with a white belly
- Tail and rump blue
- Throat white; bill small, fine and black
- Legs and feet slender and black
Male, female and young
Male upperparts deep blue; female and immature male with rufous-brown upperparts, blue confined to the rump and tail, and a dusky breast.
Voice
Call is the “tacc” typical of chats; male sings melancholy trills from treetops.
Where and when it's recorded
Red-flanked Bluetail has been recorded at 990 of the 8,171 birding hotspots we track, in 33 countries and regions.
Records by month Northern Hemisphere
Where it's recorded most
- Yeliu IBATaiwan (China)1,996 records
- Nanhui DongtanChina1,063 records
- Century ParkChina527 records
More places
- Po ToiHong Kong (China)415 records
- Tai Po Kau Nature ReserveHong Kong (China)404 records
- Hangzhou Botanical GardenChina387 records
- Jiangyangfan Eco-ParkChina295 records
- Seoul – ChanggyeonggungSouth Korea266 records
- Matsu – DongyinChina257 records
- Kinmen – Doumen Hiking TrailChina248 records
Countries and regions with the most records
eBird records via GBIF up to 2024-12-31. A record means someone listed it; more records partly mean more birders, not more birds.
About
The red-flanked bluetail (Tarsiger cyanurus), also known as the orange-flanked bush-robin, is a small passerine bird in the Old World flycatcher family. It breeds in mixed coniferous forests in northern Asia, parts of central Asia, and northeastern Europe. It is migratory, wintering mainly in southeast Asia, in the Indian subcontinent, the Himalayas, Taiwan (China), and northern Indochina.
Excerpt from Wikipedia, CC BY-SA 4.0 · authors · Read more on Wikipedia
Questions
How big is the Red-flanked Bluetail?
The Red-flanked Bluetail is about ≈14 cm long and weighs around 13 g.
Where does the Red-flanked Bluetail live?
Its breeding range: Palearctic: northern Eurasia from Finland to Japan. It is most often recorded in China, Japan and South Korea.
When is the best time to see the Red-flanked Bluetail?
At the hotspots we track, it is recorded most in April and December (Northern Hemisphere).
Is the Red-flanked Bluetail endangered?
The IUCN Red List classifies the Red-flanked Bluetail as Least Concern.
What does the Red-flanked Bluetail eat?
Main food: Insects & other invertebrates.
What family is the Red-flanked Bluetail in?
It belongs to the family Chats, Old World Flycatchers (Muscicapidae), order Passerines (Passeriformes).
At a glance
- Length
- ≈14 cm
- Weight
- 13 g
- Habitat
- Forest
- Diet
- Insects & other invertebrates
- Lifestyle
- Varied
- Migration
- Migratory
- Conservation
- Least Concern
More measurements
- Wing
- 78 mm
- Tail
- 60 mm
- Bill
- 12 mm
- Tarsus
- 21 mm
Averages from the AVONET dataset; length from field guides where available.
Range
Palearctic: northern Eurasia from Finland to Japan
Breeding range, IOC World Bird List 15.2
Classification
- Order
- Passerines Passeriformes
- Family
- Chats, Old World Flycatchers Muscicapidae
- Genus
- Tarsiger
Other birds in the genus Tarsiger
White-browed Bush RobinTarsiger indicus
Taiwan Bush RobinTarsiger formosanus
Golden Bush RobinTarsiger chrysaeus
Collared Bush RobinTarsiger johnstoniae
Rufous-breasted Bush RobinTarsiger hyperythrus
Qilian BluetailTarsiger albocoeruleus
Himalayan BluetailTarsiger rufilatus
White-tailed AletheAlethe diademata
Fire-crested AletheAlethe castanea
Karoo Scrub RobinTychaedon coryphoeus
Download illustration
Free to use with credit: “Illustration: Bird Album (birdalbum.com)”. Drawn by AI from a reference photo by M.Nishimura. ↗
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