| IUCN (International Union for Conservation of Nature): | Least Concern
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| Approximate size(adult): | A small, slender passerine about 15–16 cm long, with a wingspan of 23–27 cm. Notable for its bright yellow underparts, olive-green upperparts, and long tail that it constantly wags. Males are more vividly colored during the breeding season.
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| Resident/ Migrate from: | Breeds in northern and temperate Eurasia, including Europe, Russia, and parts of Central Asia.
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| Migrate to: | Winters in South Asia, Africa, and Southeast Asia, including India and Sri Lanka, where it is a common winter visitor.
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| Breeding season: | May to July in the northern breeding range. Builds a cup-shaped nest on the ground, often concealed in grass or crops.
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| Breed in: | Open grasslands, wet meadows, marshes, and agricultural fields across Europe and northern Asia.
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| Habitat: | In winter, found in wet fields, riverbanks, paddy fields, grassy plains, and near water bodies. Prefers open habitats with low vegetation.
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| Diet: | Primarily insectivorous, feeding on flies, beetles, caterpillars, and small aquatic insects, often captured while walking or flying low over the ground.
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