




euura californica
The Willow Apple Gall Sawfly is a tiny insect that creates cool, round galls on willow trees! These galls are like little homes for the larvae, making the tree look like it's wearing funny hats.
生息地: Willow trees, often found near water sources.
The Willow Apple Gall Sawfly is a small, dark, wasp-like insect with clear wings. While the sawfly itself is unassuming, it creates striking, spherical galls on willow leaves, which are typically red or green and resemble tiny apples.





カテゴリ
昆虫レア度
Common
危険度
0/5 · 危険なし
スナップ
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It uses a saw-like tool to cut into leaves to lay its tiny eggs.
Sawflies are actually closer relatives to wasps and bees, not flies!
The gall changes the willow leaf's growth to make a perfect home.
Those "apples" on willows are not fruit, but a sawfly's amazing nursery!
Willow Apple Gall Sawfly can chemically induce a spherical "apple" gall on willow leaves because of its egg-laying process, providing a protective home and food for its larvae.
Willow Apple Gall Sawfly has the ability to reprogram plant growth because its eggs release chemicals that force willow leaves to create a nutritious, protective chamber around its developing young.
Willow Apple Gall Sawfly has a saw-like egg-laying tool that helps them slice into willow leaves to deposit eggs, initiating the formation of the distinctive apple gall.
Larvae feed exclusively on inner willow leaf tissues inside their protective galls; adults rarely feed or sip nectar.
年齢による違い: Larvae consume plant tissue within galls; adults may feed on nectar or not at all.
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Salix lasiolepis
lays eggs and larvae feed on its leaves
Pteromalus pontaniae
lays eggs inside the sawfly larvae within the gall
Poecile atricapillus
birds may open galls to eat larvae
危険度
0/5 · 危険なし
まだ特別な安全上の注意はありません。
6-10 mm
3-5 mm
7-14 日
Larvae feed exclusively on inner willow leaf tissues inside their protective galls; adults rarely feed or sip nectar.
Willow trees, often found near water sources.
Foraging
6
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