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Overview
Olive-tree warbler

Olive-tree warbler

Wikipedia

The olive-tree warbler is a species of passerine bird belongong to the family Acrocephalidae, the reed and tree warblers. It breeds in southeast Europe and the Near East. It is migratory, wintering in eastern and southern Africa, from Kenya south to South Africa.

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Distribution

Region

Southeast Europe and the Near East; winters in eastern and southern Africa

Typical Environment

Breeds from Greece and the Balkans through western Turkey and adjacent Near Eastern regions, where it occupies warm, open wooded habitats with scattered tall trees, especially olive groves and orchards. In winter it migrates to eastern and southern Africa, from Kenya south to South Africa. It favors tall scrub, dry woodland, and thornbush savannas in the non-breeding season. During migration it uses hedgerows, plantations, and other semi-open habitats. It tends to forage higher in the canopy than many similar warblers.

Altitude Range

Sea level to 1800 m

Climate Zone

Subtropical

Characteristics

Size16–18 cm
Wing Span25–28 cm
Male Weight0.022 kg
Female Weight0.02 kg
Life Expectancy6 years

Ease of Keeping

Beginner friendly: 1/5

Useful to know

The olive-tree warbler is the largest of the Hippolais warblers and belongs to the Acrocephalidae. It breeds in southeast Europe and the Near East, favoring olive groves, orchards, and open woodland. Its loud, rattling, scratchy warble is a key identification clue, often delivered from a high perch. Despite its name, it is primarily insectivorous and only occasionally takes small fruits.

Gallery

Bird photo
Bird photo
Bird photo
Eggs, Collection MHNT

Eggs, Collection MHNT

Behaviour

Temperament

alert but skulking

Flight Pattern

direct flight with short, rapid wingbeats

Social Behavior

Breeds in pairs, typically monogamous, with a neat cup nest placed in a fork of a small tree or tall shrub, often an olive. Clutch size is usually 3–4 eggs, and both parents feed the young. Outside the breeding season it is more tolerant of conspecifics and may forage loosely with other insectivores. It often sings from exposed perches but drops to cover when disturbed.

Migratory Pattern

Seasonal migrant

Song Description

A loud, harsh, rattling warble composed of scratchy, creaky phrases delivered at a measured pace. Less fluid than icterine warbler, with grating elements and occasional mimicry. Often sung from the canopy of an olive or other tall tree.

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