Knobbled Orbweaver
Knobbled Orbweaver
socca pustulosa
The Knobbled Orbweaver (Socca pustulosa) is a highly adaptable spider found abundantly across Australia and New Zealand. Renowned for its intricate, classic circular webs, this nocturnal arachnid plays a vital role in controlling insect populations in both natural forests and suburban gardens. During the day, it exhibits an impressive display of camouflage, pulling its legs tightly against its body and resting on bark or foliage where it blends in seamlessly as a piece of debris or lichen. At night, it becomes an active architect, spinning a fresh orb web to snare flying prey. Highly variable in color and patterning, each individual displays a unique aesthetic. Its resilience and cohabitation with humans make it one of the most frequently encountered spiders in backyard settings, serving as a harmless and highly beneficial natural pest controller.
生息地: Typically found in coastal forests, open woodlands, suburban gardens, and parks, often suspended between shrubs or tree branches.
外見
This small-to-medium spider is characterized by a roughly triangular abdomen featuring five distinct bumps or 'knobbles' on its posterior end. Their coloration is incredibly diverse, ranging from mottled grey and dark brown to light green, yellow, or white, often mimicry-designed to look like bark, lichen, or bird droppings. Females are notably larger than males, measuring up to 1.5 cm in body length, while males rarely exceed 0.8 cm. When resting during the day, they tuck their spiny legs tightly against their body, making their characteristic abdomen shape the most prominent identifier.
界Animalia門Arthropoda綱Arachnida目Araneae科Araneidae属Socca
カテゴリ
Invertebrate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
The five distinct 'knobs' on its abdomen give the spider its common name and help break up its silhouette to fool predators.
They spin their webs in the evening and almost completely dismantle and eat them at dawn to prevent wastage of energy and valuable silk proteins.
This spider's coloration is so highly variable that two individuals of the same species found in the same garden can look entirely different.
特殊能力
能力
Nocturnal Web Recycling
This spider consumes its entire web each morning to recycle the silk proteins, then spins a brand-new web every night.
能力
Cryptic Camouflage
It can compress its body and tuck its legs to perfectly resemble a piece of lichen, bark, or bird dropping to evade daytime predators.
能力
Variable Silk Production
Utilizes specialized glands to produce multiple distinct types of silk, tailored for structural support, sticky prey capture, or soft egg sac insulation.
サイズと詳細
- 長さ
- 0+ cm
- 体重
- 0+ kg
- 寿命
- 1+ 年
食性と食事
Feeds primarily on flying insects intercepted by its vertical, sticky orb webs at night.
年齢による違い: Juveniles eat smaller insects like gnats and aphids, while adults target larger prey like moths and beetles.
主な食物
- Moths
- Mosquitoes
- Flies
- Beetles
採餌方法
- Ambush
生態系とのつながり
hunts
Common Clothes Moth
Tineola bisselliella
Captured in flight by the spider's sticky nocturnal orb web.
eaten by
Black Cobweb Wasp
Priocnemis monachus
Hunted by this specialized spider-wasp, which paralyzes the spider to provision its mud nest.
eaten by
Australian Magpie
Gymnorhina tibicen
An opportunistic avian predator that plucks the spider from its daytime resting spot or night web.
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
PimplebackPustulosa pustulosa
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
Knobbled Orbweaverを見分けるには？
Knobbled Orbweaver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。
Knobbled Orbweaverの長さは何ですか？
0+ cm
Knobbled Orbweaverの体重は何ですか？
0+ kg
Knobbled Orbweaverの寿命は何ですか？
1+ 年
Knobbled Orbweaverは何を食べますか？
Feeds primarily on flying insects intercepted by its vertical, sticky orb webs at night.
Knobbled Orbweaverは通常どこに生息していますか？
Typically found in coastal forests, open woodlands, suburban gardens, and parks, often suspended between shrubs or tree branches.
Knobbled Orbweaverはどのように狩りをしますか？
Ambush
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