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Overview
Ruvu weaver

Ruvu weaver

Wikipedia

The Ruvu weaver is a species of bird in the family Ploceidae. It is endemic to eastern Tanzania.

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Distribution

Region

Coastal East Africa (eastern Tanzania)

Typical Environment

Occurs along the Ruvu River floodplain and adjacent lowland habitats in eastern Tanzania. It favors riverine woodland, seasonally flooded grasslands, papyrus and reedbeds, and bushy edges near water. The species may also use nearby cultivation and fallows where seed and insects are abundant. Nests are usually suspended above water or in dense vegetation to reduce predation.

Altitude Range

Sea level to 600 m

Climate Zone

Tropical

Characteristics

Size13–15 cm
Wing Span20–25 cm
Male Weight0.028 kg
Female Weight0.024 kg
Life Expectancy6 years

Ease of Keeping

Beginner friendly: 1/5

Useful to know

Named for Tanzania’s Ruvu River, this weaver is a colony-nesting songbird that intricately weaves oval nests from grass strips, often over water for protection. Its limited range in eastern Tanzania makes it sensitive to habitat changes such as wetland drainage and clearance of riverine thickets. Males typically display brighter breeding plumage and perform fluttering displays near nest sites.

Behaviour

Temperament

social and active

Flight Pattern

short rapid wingbeats

Social Behavior

Typically breeds in loose to dense colonies, weaving pendant nests from fresh grasses and strips of leaves. Males often build multiple nests and display to attract females; polygyny is common in weavers. Nests are placed over water or deep cover to deter predators.

Migratory Pattern

Resident

Song Description

A busy chorus of chattering twitters, buzzes, and rasping notes delivered from nest sites and perches. Males give rapid, repetitive phrases during display flights and while hanging near the nest entrance.

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