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Overview
Rufous-bellied triller

Rufous-bellied triller

Wikipedia

The rufous-bellied triller is a species of bird in the family Campephagidae. It is endemic to North Maluku in Indonesia. Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical mangrove forests.

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Distribution

Region

North Maluku Islands

Typical Environment

Occurs on islands such as Halmahera and nearby islets within North Maluku. It inhabits subtropical and tropical moist lowland forests, mangrove forests, and forest edges. The species forages most commonly in the mid to upper canopy but will descend to lower strata at edges and in secondary growth. It can persist in lightly degraded habitats and along riverine corridors, provided some tree cover remains.

Altitude Range

Sea level to 800 m

Climate Zone

Tropical

Characteristics

Size17–20 cm
Wing Span25–30 cm
Male Weight0.03 kg
Female Weight0.028 kg
Life Expectancy5 years

Ease of Keeping

Beginner friendly: 1/5

Useful to know

This cuckooshrike is confined to the North Maluku islands of Indonesia and is named for its rich rufous underparts. It often joins mixed-species flocks in the mid to upper canopy and gives a distinctive, rapid trilling call. While it tolerates secondary growth and mangroves, it remains most frequent in lowland moist forest.

Gallery

Bird photo
Bird photo

Behaviour

Temperament

social and active

Flight Pattern

short rapid wingbeats

Social Behavior

Usually seen in pairs or small family groups and frequently associates with mixed-species foraging flocks. Likely monogamous, building a small cup nest placed on a horizontal branch in the mid-canopy. Territorial calling and display are most noticeable during the breeding period.

Migratory Pattern

Resident

Song Description

A rapid, musical trill delivered in short series, often repeated from a perch high in the canopy. Also gives sharp chips and scolds when foraging or alarmed.

Identification

Leg Colorblackish-grey
Eye Colordark brown

Plumage

Upperparts are grey to grey-brown with darker wings showing a pale wing patch; underparts are a rich rufous to cinnamon, especially on the belly and flanks. Throat may be paler, blending into the rufous breast, with clean, smooth feathering typical of trillers.

Feeding Habits

Diet

Primarily hunts insects such as beetles, caterpillars, and orthopterans, gleaned from foliage and small branches. It sometimes sallies to catch flying insects and may take occasional small fruits. Foraging is methodical, moving branch to branch in the mid-canopy.

Preferred Environment

Feeds along forest edges, within lowland rainforest, and in mangrove stands where foliage is dense. Often selects mid to upper canopy layers but will use secondary growth and plantations with mature shade trees.

Population

Total Known Populationunknown

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