Ilia And Umber Underwings

catocala ilia-complex

The Ilia Underwing and its close relatives in the umber underwing complex represent some of the most fascinating examples of evolutionary camouflage in the insect world. By day, these medium-to-large moths rest quietly on the trunks of oak trees, perfectly blending into the rough bark with their highly mottled, cryptic grayish-brown forewings. However, when disturbed or in flight, they flash their strikingly vibrant orange-and-black banded hindwings. This sudden burst of color acts as a startle display to confuse potential predators, a defense mechanism known as deimatic behavior. Found throughout deciduous forests across North America, these moths are a favorite among nocturnal insect enthusiasts who marvel at their dual-natured beauty.

生息地: Found in deciduous and mixed-wood forests, specifically in close association with various species of oak trees.

外見

The Ilia Underwing moth typically has a wingspan ranging from 7 to 9 cm. Its forewings are incredibly intricate, displaying a mottled mix of charcoal gray, light brown, white, and black that perfectly mimics lichen-covered oak bark, often featuring a prominent white spot near the center. In contrast, the hidden hindwings are a brilliant, fiery orange or deep yellow, decorated with a thick, wavy black median band and a broad black outer margin. The body is stout and covered in fine, hair-like gray scales, allowing it to lay incredibly flat against flat wooden surfaces.

界Animalia門Arthropoda綱Insecta目Lepidoptera科Erebidae属Catocala

Ilia And Umber Underwings

カテゴリ

昆虫

レア度

Common

危険度

1/5 · 非常に低い

スナップ

最初にスナップしよう！

おもしろい事実

The genus name Catocala translates roughly to beautiful behind or beautiful below, referring to their brilliantly colored hindwings hidden beneath drab forewings.

They rest with their heads pointing downwards on tree trunks, which helps them blend into the natural vertical patterns of the bark.

Underwing moths have been a favorite of lepidopterists for centuries, inspiring a rich subculture of baiting them with sweet, fermented mixtures at night.

特殊能力

Flashes its bright orange and black hindwings when threatened to startle predators and mask its escape.

Possesses forewings that expertly mimic tree bark and lichen, rendering the moth nearly invisible while resting during the day.

Equipped with tympanic organs on its metathorax that can detect the echolocation calls of hunting bats, allowing the moth to perform evasive maneuvers.

サイズと詳細

長さ: 3+ cm
翼開長: 7+ cm
体重: 0.001+ kg
寿命: 1+ 年
Top Speed: 15 km/h
一度の産卵数: 100+
抱卵期間: 200+ 日

食性と食事

Caterpillars feed exclusively on the foliage of oaks and occasionally other deciduous trees, while adult moths feed on fermenting tree sap, rotting fruit, and flower nectar.

主な食物

Oak leaves
Fermenting tree sap
Overripe fruit
Flower nectar

採餌方法

Foraging

生態系とのつながり

host plant

White Oak

Quercus alba

The caterpillar of this moth species uses the leaves of this tree as its primary host plant and food source.

eaten by

Eastern Screech-Owl

Megascops asio

This nocturnal bird actively hunts adult underwing moths during the night.

eaten by

Black-capped Chickadee

Poecile atricapillus

Feeds on the caterpillars of the underwing moth in oak canopies during late spring.

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

Catocala iliaIlia Underwing

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

Ilia And Umber Underwingsを見分けるには？

Ilia And Umber Underwings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。

Ilia And Umber Underwingsの長さは何ですか？

3+ cm

Ilia And Umber Underwingsの翼開長は何ですか？

7+ cm

Ilia And Umber Underwingsの体重は何ですか？

0.001+ kg

Ilia And Umber Underwingsの寿命は何ですか？

1+ 年

Ilia And Umber Underwingsのtop Speedは何ですか？

15 km/h

Ilia And Umber Underwingsは何を食べますか？

Caterpillars feed exclusively on the foliage of oaks and occasionally other deciduous trees, while adult moths feed on fermenting tree sap, rotting fruit, and flower nectar.

Ilia And Umber Underwingsは通常どこに生息していますか？

Found in deciduous and mixed-wood forests, specifically in close association with various species of oak trees.