Golden-Winged Warbler

vermivora chrysoptera

The Golden-winged Warbler (Vermivora chrysoptera) is a charismatic and increasingly rare Neotropical migrant songbird, recognized by its striking plumage and distinctive buzzy song. This species is a significant indicator of healthy early-successional habitats, preferring young, regenerating forests, shrubby wetlands, and old fields. Its fascinating ecological story includes a complex relationship with its close relative, the Blue-winged Warbler, with which it readily hybridizes, leading to unique genetic variations like Brewster's and Lawrence's Warblers. Its population has faced severe declines over recent decades, making it a species of high conservation concern and a focal point for habitat restoration efforts across its breeding range.

生息地: Found in early-successional habitats, including regenerating clearcuts, shrubby old fields, beaver clearings, and wetland edges with dense woody shrubs and scattered taller trees.

外見

A small, slender songbird, the male Golden-winged Warbler is instantly recognizable by its bright yellow crown and prominent black throat patch and eye mask, contrasting sharply with its clean white belly and gray back. Its wings bear distinctive golden-yellow patches, giving the species its common name. Females share a similar pattern but are duller, often having a grayish throat patch and less intense black markings. Both sexes exhibit a noticeable white wing bar against their bluish-gray wings, and a short, pointed bill adapted for insect foraging.

界Animalia門Chordata綱Aves目Passeriformes科Parulidae属Vermivora

Golden-Winged Warbler

カテゴリ

鳥類

レア度

Common

危険度

1/5 · 非常に低い

スナップ

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おもしろい事実

A male Golden-winged Warbler often performs an elaborate aerial display during courtship, flying in wide circles above his territory while singing to attract a mate.

Golden-winged Warblers are neotropical migrants, traveling thousands of kilometers between their breeding grounds in North America and their wintering grounds in Central and South America.

Its population has declined by over 60% since 1966, making it one of the most rapidly declining songbirds in North America.

When it hybridizes with the Blue-winged Warbler, the offspring are known as Brewster's Warbler (dominant phenotype) or, less commonly, Lawrence's Warbler (recessive phenotype).

特殊能力

Golden-winged Warblers are adept gleaners, frequently hanging upside down to search for insects and larvae on the undersides of leaves and branches. This allows them to exploit food sources inaccessible to many other warbler species.

Males possess a unique, buzzy song, often transcribed as 'bee-bzz-bzz-bzz', which serves both to establish territory and attract mates. This vocalization is a key identifier and helps differentiate it from other warblers in its habitat.

This species is well-known for its ability to hybridize with the Blue-winged Warbler (Vermivora cyanoptera), producing fertile offspring such as Brewster's Warbler (dominant) and Lawrence's Warbler (recessive). This genetic exchange is a significant factor in its evolutionary and conservation dynamics.

サイズと詳細

長さ: 11-13 cm
翼開長: 17-19 cm
体重: 0.008-0.011 kg
寿命: 3-5 年
一度の産卵数: 4-6
抱卵期間: 10-12 日
渡りの距離: 4000 km

食性と食事

The Golden-winged Warbler is primarily an insectivore, consuming a wide variety of small insects and spiders, particularly during the breeding season when protein demands are high for raising young. Outside of breeding, it may supplement its diet with small fruits or nectar.

主な食物

Caterpillars
Beetles
Flies
Spiders
Aphids
Small berries

採餌方法

Foraging (gleaning, Occasional Hawking)

生態系とのつながり

competitor

Blue-winged Warbler

Vermivora cyanoptera

Hybridization and competition for breeding habitat, leading to population displacement.

parasite

Brown-headed Cowbird

Molothrus ater

Brood parasitism, where the cowbird lays its eggs in the warbler's nest, reducing the warbler's reproductive success.

hunts

Insects

Arthropoda

Primary food source, particularly larvae.

eaten by

Blue Jay

Cyanocitta cristata

Predation on eggs and nestlings.

特徴

このオブジェクトにはまだ特徴バッジが割り当てられていません。

別名

まだ別名はありません。

コレクション

テーマが追加されると、このオブジェクトのコレクションがここに表示されます。

安全性

危険度

1/5 · 非常に低い

まだ特別な安全上の注意はありません。

よくある質問

Golden-Winged Warblerを見分けるには？

Golden-Winged Warblerを識別する最も簡単な方法は、Snappit自然識別アプリを使用することです。

Golden-Winged Warblerの長さは何ですか？

11-13 cm

Golden-Winged Warblerの翼開長は何ですか？

17-19 cm

Golden-Winged Warblerの体重は何ですか？

0.008-0.011 kg

Golden-Winged Warblerの寿命は何ですか？

3-5 年

Golden-Winged Warblerは何を食べますか？

Golden-Winged Warblerは通常どこに生息していますか？

Found in early-successional habitats, including regenerating clearcuts, shrubby old fields, beaver clearings, and wetland edges with dense woody shrubs and scattered taller trees.

Golden-Winged Warblerはどのように狩りをしますか？

Foraging (gleaning, Occasional Hawking)