The Korean Flycatcher, known in most field guides as the Yellow-rumped Flycatcher, is a small East Asian songbird that is not found in the United States. It breeds in northeastern China, the Russian Far East, and Korea, and winters in Southeast Asia. Males are black above with a white eyebrow, a white wing patch, and a yellow belly and rump.
Appearance
- Appearance
- About 5 in (13 cm) long. Males are black above with a white eyebrow, white wing patch, and yellow underparts and rump. Females and first-year males are grayish or olive above and paler below, but still show the yellow rump.
Look-alikes
Narcissus FlycatcherFicedula narcissina
The male Narcissus Flycatcher has an orange-yellow eyebrow and a bright orange throat, while the male Korean (Yellow-rumped) Flycatcher has a white eyebrow and evenly yellow underparts.
Why they get mixed upBoth are black-backed Asian flycatchers with yellow rumps and white wing patches.
Where it lives
- Typical habitats
- Forests
- Parks and gardens
- Range
- Breeds in Mongolia, northeastern China, the Amur region, and Korea; winters mainly in Southeast Asia and the Malay Peninsula.
- Preferred conditions
- Prefers lowland woods and valleys with old trees that offer nesting holes.
Behavior
- Diet
- Mostly insects, plus spiders, caught in the trees and sometimes in midair.
Life cycle
- Nest
- Nests in tree holes, including old woodpecker holes, and readily uses nest boxes. The female builds the nest alone in 3–4 days.
- Clutch size
- 4–7 eggs
- Incubation
- About 9–12 days, by the female alone.
- Fledging
- Young leave the nest after about 14–15 days.
Conservation
- IUCN Red List
- LCLeast ConcernLow risk of extinction
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