- Black-necklaced Scimitar-Babbler
 - Black-necklaced Scimitar-Babbler
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Black-necklaced Scimitar-Babbler Erythrogenys erythrocnemis Scientific name definitions

Nigel Collar and Craig Robson
Version: 1.1 — Published August 18, 2021

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Field Identification

23–25 cm. Has forehead to anterior supercilium chestnut, crown greyish-tinged brown with vague pale edges (creating slight streaked effect), shading to rufous-brown on nape and mantle and to rufous-chestnut on scapulars, upperwing-coverts, wing fringes, back and rump, with rufous-brown tail; lores whitish, ear-coverts rich rufous basally and shading to dull grey-brown distally, combined submoustachial and malar stripes black; chin to breast white, breast with thick necklace of evenly distributed broad black streaks, central lower underparts white, flanks greyish-rufous, thighs greyish and rufous-chestnut, vent rufous-chestnut; iris brownish-ivory; bill variable, light horn with dark grey admixed to brownish-black; legs pale brown to grey-brown. Distinguished from similar E. swinhoei (which is almost identical dorsally) mainly by facial pattern and considerably different underparts, also all-dark bill. Sexes similar. Juvenile apparently undescribed.

Systematics History

Often treated as conspecific with E. mcclellandi, E. gravivox and E. swinhoei, and sometimes also with E. erythrogenys, all having similar plumage. Monotypic.

Subspecies

Monotypic.

Distribution

Taiwan.

Habitat

Upper undergrowth and lower tree strata of foothill, submontane and montane forest in the Ficus-Machilus, Machilus-Castanopsis and Quercus zones up to 2500 m; in N Taiwan, elevational limits 50–1975 m.

Movement

Resident.

Diet and Foraging

Insects found in stomachs. Forages mainly on ground, with vigorous scratching movements; behaviour as that of other members of species complex.

Sounds and Vocal Behavior

Song of male a hurried “wiu’wi” or “whiu’whi”, quickly answered by female with “wu” or “woh”, resulting in duet of “wiu’wi-wu” or “whiu’whi-woh”. Male call sometimes evidently reversed, as reported (in Oct) as very loud, ringing, rich, whistled “whi-whíu”, rather staccato and like a human wolf-whistle but hollower and ventriloquial, sometimes answered by second bird with rich hollow musical “w’lóh w’lóh”. Also, a series of loud hoarse whistles, “wrih wrii-wrii-wrii-wrii-wrii”, from another individual responding to duetting pair.

Breeding

Mar. Clutch 4 eggs. No other information.
Not globally threatened (Least Concern). Reported to be fairly common within its range.
Distribution of the Black-necklaced Scimitar-Babbler - Range Map
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  • Year-round
  • Migration
  • Breeding
  • Non-Breeding
Distribution of the Black-necklaced Scimitar-Babbler
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Data provided by eBird

Black-necklaced Scimitar-Babbler

Erythrogenys erythrocnemis

Abundance

Estimates of relative abundance for every week of the year animated to show movement patterns. Relative abundance is the estimated average count of individuals detected by an eBirder during a 1 hour, 1 kilometer traveling checklist at the optimal time of day for each species.   Learn more about this data

Relative abundance
0.36
0.73
1.1
Week of the year
Black-necklaced Scimitar-Babbler, Abundance map
The Cornell Lab logo
Data provided by eBird

Black-necklaced Scimitar-Babbler

Erythrogenys erythrocnemis

Abundance

Relative abundance is depicted for each season along a color gradient from a light color indicating lower relative abundance to a dark color indicating a higher relative abundance. Relative abundance is the estimated average count of individuals detected by an eBirder during a 1 hour, 1 kilometer traveling checklist at the optimal time of day for each species.   Learn more about this data

Relative abundance
Year-round
0.23
0.82
1.2

Recommended Citation

Collar, N. and C. Robson (2021). Black-necklaced Scimitar-Babbler (Erythrogenys erythrocnemis), version 1.1. In Birds of the World (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.sbsbab2.01.1
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