Giant Peacock Moth

saturnia pyri

The Giant Peacock Moth (Saturnia pyri) is a magnificent insect and Europe's largest native moth, a true marvel of the natural world. Known for its impressive size and striking appearance, it spends the majority of its life as a large, green caterpillar before undergoing a remarkable transformation into a breathtaking winged adult. These moths are primarily nocturnal and serve as an important indicator of healthy, biodiverse ecosystems within their geographic range. Their imposing presence and beautiful markings make them a sought-after sight for nature enthusiasts.

生息地: Found in open woodlands, traditional orchards, hedgerows, and along riverbanks, typically in areas with abundant host plants for its larval stage.

外見

The adult Giant Peacock Moth is easily identified by its enormous wingspan, which can reach up to 20 cm. Its wings display an intricate mosaic of rich browns, greys, and creams, adorned with wavy lines and, most notably, prominent, dark-bordered 'eyespots' on each wing. These eyespots are reminiscent of a peacock's tail feathers, hence its common name. The moth possesses a stout, hairy body that typically matches the general coloration of its wings.

界Animalia門Arthropoda綱Insecta目Lepidoptera科Saturniidae属Saturnia

Giant Peacock Moth

カテゴリ

昆虫

レア度

Common

危険度

1/5 · 非常に低い

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おもしろい事実

Adult Giant Peacock Moths do not possess functional mouths and therefore do not feed at all, relying entirely on energy reserves stored during their caterpillar phase to fuel their short reproductive lives.

Female Giant Peacock Moths can attract males from distances of up to 20 kilometers (12 miles) due to the incredibly powerful pheromones they release.

The caterpillar of this moth is notoriously large, bright green, and covered in blue, bristle-tipped tubercles, making it one of the most striking caterpillars in Europe.

The pupa overwinters inside a tough, pear-shaped silken cocoon, which is typically expertly camouflaged among twigs or fallen leaves, providing protection through the colder months.

特殊能力

Female Giant Peacock Moths release potent pheromones that male moths can detect from several kilometers away, enabling them to locate mates efficiently even across vast distances.

The large, intimidating eyespots on the moth's wings are flashed when threatened, serving to startle potential predators such as birds and bats, thereby providing a crucial moment for escape.

Both the caterpillar and adult moth exhibit mottled coloration that allows them to blend seamlessly with their arboreal surroundings, providing highly effective camouflage against predators throughout their life cycle.

サイズと詳細

長さ: 4-6 cm
翼開長: 10-20 cm
体重: 0.005-0.015 kg
寿命: 0-1 年
一度の産卵数: 150-250
抱卵期間: 10-14 日

食性と食事

The larval stage of the Giant Peacock Moth is herbivorous, consuming large quantities of leaves from various trees and shrubs to store energy for metamorphosis. Adult moths, however, lack functional mouthparts and do not feed, relying solely on energy reserves accumulated during their caterpillar phase for reproduction.

年齢による違い: Larvae are active feeders on foliage, undergoing several instars, while adults are non-feeding and live solely on stored fat reserves for their short reproductive period.