Identification:
The dorsal plumage is purplish-blue. The forehead is black, the beak is yellow with a black tip. The throat is white, and the belly and undertail coverts are tinged with purple and white. Both males and females have yellow eye rings. Males possess a black band behind the eye, while females lack this band. The crown is a lighter shade than the dorsal plumage. Legs are dull gray to slightly bluish.
Biology and Ecology:
This species inhabits evergreen broadleaf forests, typically found at elevations between 900 and 2,500 meters. It often forages in mixed flocks with other species, moving rapidly and continuously on tree trunks and branches while emitting a chirping call. Nesting occurs in tree cavities. No data on reproduction are currently available.
Distribution:
Within Vietnam: Northwest, Northeast, North Central Coast, and Central Highlands.
Global: China (Hainan Island), Southern Laos.
Value:
This species has scientific value.
Conservation Status:
Previously considered endemic to Vietnam, the species has since been found on Hainan Island and in Southern Laos. The species is not threatened by hunting. However, habitat loss due to deforestation of evergreen forests within its distribution range poses a potential threat.
IUCN Red List Category:
LR cd.
Conservation Measures:
Listed in the Vietnam Red Data Book since 1992. Currently protected within protected areas throughout its distribution range.