Heterophasia auricularis
The White-eared Sibia, Heterophasia auricularis, is a striking passerine endemic to the mountainous forests of Taiwan, belonging to the family Leiothrichidae (babblers and laughingthrushes). This medium-sized bird typically measures 22-26 cm (9-10 inches) in length and weighs between 40-60 grams. Its most distinctive feature, lending it both its common and scientific names, is the prominent, elongated white patch covering its ear coverts, strikingly contrasting with a glossy black crown and f...
Primarily inhabits temperate broadleaf and mixed broadleaf-conifer mountain forests, often near forest edges or clearings, at elevations typically ranging from 1000 to 3000 meters.
Omnivorous, primarily feeding on insects (caterpillars, beetles, ants), supplemented by nectar from various flowering plants, and small fruits or berries.
White-eared Sibias are diurnal and highly active, often foraging in small family groups or joining mixed-species flocks, particularly outside the breeding season. They exhibit acrobatic foraging strategies, gleaning insects and larvae from foliage, branches, and tree bark, and are adept at hoveri...
The White-eared Sibia is strictly endemic to the island of Taiwan, where it is a resident, non-migratory species. Its distribution is concentrated within the central mountain ranges, extending across much of the island's forested uplands. Breeding and year-round populations are primarily found at...
Least Concern
- The White-eared Sibia is one of Taiwan's endemic bird species, found nowhere else in the world. - Its scientific name, 'auricularis', directly refers to its ear-like markings, which are actually specialized feathers. - These birds are often considered a 'nuclear species' in mixed-species foragi...