Photo: Junge, 1933 / CC0 (Wikimedia Commons)
Sunda Blue Flycatcher
Cyornis caerulatus
Sunda Blue Flycatcher (Cyornis caerulatus) — Songbirds & Perching Birds of South & Southeast Asia.
Found across 4 guides in our atlas — open any for the full checklist, photos and what's around right now.
The Sunda Blue Flycatcher (Cyornis caerulatus) is a member of the Muscicapidae family found in South & Southeast Asia. Adults weigh 17.8 g. The IUCN Red List lists it as Vulnerable.
Conservation status
IUCN Red List (opens in a new tab)Facing a high risk of extinction in the wild.
Where it fits
- Class Aves
- Order Passeriformes
- Family Muscicapidae Chats, Old World Flycatchers
- Genus Cyornis
- Species caerulatus
Quick facts
- Weight
- 17.8 g
- Diet
- Invertebrate-eaters
- Family
- Muscicapidae
- Order
- Passeriformes
- Habitat
- Woodland
How to identify
Similar birds
Least Concern
Least Concern
Least Concern
Biology & behaviour
Diet
The Sunda Blue Flycatcher is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Behaviour
A bird of dense forest, it spends much of its time perched in trees and shrubs.
Migration
The Sunda Blue Flycatcher is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
The Sunda Blue Flycatcher (Cyornis caerulatus) belongs to the Muscicapidae family of the order Passeriformes. It is found across South & Southeast Asia. Its distribution covers OR Sumatra and Borneo.
It is a small bird. Adults weighs around 17.8 g, with a wing length of about 7.2 cm and a tail of around 5.3 cm.
It is classified as Vulnerable on the IUCN Red List and is a focus of conservation concern. Vulnerable species face a high risk of extinction in the wild if pressures continue.
Its mapped global range covers an estimated 963,000 km².
Songs & calls
Frequently asked questions
How big is the Sunda Blue Flycatcher?
The Sunda Blue Flycatcher is a small bird that weighs around 17.8 g.
Where does the Sunda Blue Flycatcher live?
The Sunda Blue Flycatcher is found across South & Southeast Asia with a range covering OR Sumatra and Borneo, where it favours woodland, forest and well-treed country.
What family does the Sunda Blue Flycatcher belong to?
The Sunda Blue Flycatcher (Cyornis caerulatus) belongs to the Muscicapidae family, in the order Passeriformes.
What does the Sunda Blue Flycatcher eat?
The Sunda Blue Flycatcher is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Does the Sunda Blue Flycatcher migrate?
The Sunda Blue Flycatcher is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
Is the Sunda Blue Flycatcher endangered?
It is classified as Vulnerable on the IUCN Red List and is a focus of conservation concern Vulnerable species face a high risk of extinction in the wild if pressures continue.
What sound does the Sunda Blue Flycatcher make?
1 real field recording of the Sunda Blue Flycatcher — including its song — can be played in the Songs & calls section on this page, credited to the recordist who captured it.
How large is the Sunda Blue Flycatcher's range?
The Sunda Blue Flycatcher has a mapped global range of about 963,000 km².
Conservation
Every bird benefits from bird-safe windows, native plants, and keeping cats indoors. Small changes at home add up to real protection.
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Guides for this bird
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How to choose a bird feeder for garden songbirds — the feeder styles compared, the seed they prefer, where to hang it, and how to keep birds safe. A decision framework grounded in real data, with no mystery picks.
Meet the Muscicapidae
A field guide to the Muscicapidae family — 355 species in the Birbs encyclopedia, with the best-known members to start with.