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Overview
Tanzanian illadopsis

Tanzanian illadopsis

Wikipedia

The Tanzanian illadopsis is a species of bird in the family Pellorneidae. It is found in Kenya and Tanzania. It was formerly considered a subspecies of the pale-breasted illadopsis. Its natural habitats are subtropical or tropical moist lowland forest and subtropical or tropical moist montane forest.

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Distribution

Region

East Africa

Typical Environment

Occurs in southeastern Kenya and northeastern to eastern Tanzania, primarily in evergreen lowland and montane forests. It favors dense undergrowth, vine tangles, and forest edges where leaf litter is deep. The species is most frequently encountered in older, relatively undisturbed forest but can persist in well-structured secondary growth. It keeps close to the ground, moving through thickets and along shaded gullies. Forest loss and fragmentation can limit its local distribution.

Altitude Range

0–1800 m

Climate Zone

Tropical

Characteristics

Size15–17 cm
Wing Span22–25 cm
Male Weight0.03 kg
Female Weight0.028 kg
Life Expectancy6 years

Ease of Keeping

Beginner friendly: 1/5

Useful to know

The Tanzanian illadopsis is a shy, ground-dwelling babbler of dense East African forests, often detected by its rich, whistled duets rather than by sight. It was formerly treated as a subspecies of the pale-breasted illadopsis but is now often recognized as distinct based on voice and subtle plumage differences. It forages quietly in leaf litter and vine tangles, slipping through undergrowth with quick, mouse-like movements.

Behaviour

Temperament

solitary and secretive

Flight Pattern

short rapid wingbeats

Social Behavior

Usually seen singly or in pairs, keeping low in dense undergrowth. Pairs maintain small territories and often duet to advertise and strengthen pair bonds. Nests are typically well-concealed, placed low in bushes or among vines, and constructed from leaves and rootlets.

Migratory Pattern

Resident

Song Description

A rich, melodious series of clear whistles, often delivered as coordinated male–female duets with alternating phrases. Notes are pure and carry well through dense foliage, with some phrases descending in pitch. Contact calls are soft chips or short whistles.

Identification

Leg Colorpinkish-brown
Eye Colordark brown

Plumage

Warm brown upperparts with slightly rufous-toned wings, a paler throat, and buff to pale grayish underparts with a gentle gray wash across the breast. Feathers are smooth and close-fitting, giving a neat, compact look. Subtle facial contrast with a slightly paler supercilium and darker lores.

Feeding Habits

Diet

Primarily feeds on insects and other small invertebrates such as beetles, ants, spiders, and caterpillars. It gleans prey from leaf litter and low foliage and will probe among dead leaves and mossy logs. Occasionally takes small berries or seeds, especially when invertebrates are scarce. It may opportunistically attend ant swarms to capture flushed prey.

Preferred Environment

Forages on or near the forest floor in dense thickets, along shaded paths, and in vine tangles. Prefers mature or well-regenerated forest with a deep litter layer and complex understory structure. Often remains under cover, emerging briefly into small openings to feed.

Population

Total Known Populationunknown

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