Banded Hairstreak

satyrium calanus

The Banded Hairstreak (Satyrium calanus) is a charming and common butterfly found across eastern North America, known for its intricate wing patterns and playful flight. As part of the 'hairstreak' family, it exhibits characteristic delicate tails on its hindwings, which are thought to aid in predator evasion. This species is a familiar sight in deciduous woodlands and open areas during the summer months, often seen nectaring on various wildflowers. Its life cycle showcases a complete metamorphosis, with the caterpillars feeding on the leaves of oak, hickory, and walnut trees, while the adults fuel themselves with nectar, playing a small but vital role in pollination.

生息地: Found primarily in deciduous woodlands, forest edges, clearings, old fields, and occasionally suburban gardens with ample host plants and nectar sources.

外見

This small butterfly typically measures between 2.5 and 3.5 cm in wingspan. The upperside of its wings is a uniform grayish-brown. The underside of the hindwings features a distinctive white postmedian line, often bordered inwardly by a row of orange-red spots. Near the two delicate tails on each hindwing, there are usually several small, iridescent blue spots, which can sometimes be obscured. The forewings on the underside are similarly grayish-brown with a faint white line.

界Animalia門Arthropoda綱Insecta目Lepidoptera科Lycaenidae属Satyrium

Banded Hairstreak

カテゴリ

昆虫

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

Banded Hairstreaks lay their eggs singly on the twigs or buds of host trees, where they overwinter and hatch in the spring.

Despite their small size, these butterflies can be quite feisty, sometimes engaging in territorial disputes with other butterflies.

The 'hairstreak' name refers to the fine, hair-like tails found on the hindwings of many species in this butterfly group.

They are often seen 'dancing' or rubbing their hindwings together, which enhances the false head illusion to divert predators.

特殊能力

The delicate tails and eye-spots on the hindwings create a 'false head' illusion, leading predators to strike at the less vital hindwing area, allowing the butterfly to escape with minor damage.

When resting with wings closed, the underside coloration and patterns blend effectively with bark or dried leaves, making it difficult for predators to spot them.

Adults exhibit a rapid and somewhat erratic flight, which can make them challenging for avian predators to track and catch in mid-air.

サイズと詳細

長さ: 0-1 cm
翼開長: 2-3 cm
体重: 0.0005-0.001 kg
寿命: 0 年
一度の産卵数: 50-100

食性と食事

As larvae, Banded Hairstreaks are herbivorous, feeding on tree leaves. Adults are nectarivorous, consuming nectar from various flowering plants.

年齢による違い: Larvae consume tree foliage, while adults primarily feed on flower nectar.

主な食物

Oak leaves
Hickory leaves
Walnut leaves
Milkweed nectar
Dogbane nectar
Sumac nectar

採餌方法

Foraging

生態系とのつながり

host plant

Oak Tree

Quercus species

Primary larval food source

host plant

Hickory Tree

Carya species

Primary larval food source

nectar source

Common Milkweed

Asclepias syriaca

Adult nectar source

eaten by

Bird

Aves species

General predator

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

Banded Hairstreakを見分けるには？

Banded Hairstreak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。

Banded Hairstreakの長さは何ですか？

0-1 cm

Banded Hairstreakの翼開長は何ですか？

2-3 cm

Banded Hairstreakの体重は何ですか？

0.0005-0.001 kg

Banded Hairstreakの寿命は何ですか？

0 年

Banded Hairstreakは何を食べますか？

As larvae, Banded Hairstreaks are herbivorous, feeding on tree leaves. Adults are nectarivorous, consuming nectar from various flowering plants.

Banded Hairstreakは通常どこに生息していますか？

Found primarily in deciduous woodlands, forest edges, clearings, old fields, and occasionally suburban gardens with ample host plants and nectar sources.

Banded Hairstreakはどのように狩りをしますか？

Foraging