The spotted willow leaf beetle is a small, slightly elongated leaf beetle with ten black spots on each wing cover. It isn't known to be established in North America; it lives across Europe and northern Asia, including Korea and Japan. Both adults and larvae feed on willow and poplar leaves.
Appearance
- Appearance
- About 1/4–3/8 in (6.5–9.2 mm) long. The wing covers are yellowish to orange-brown with ten black spots each, and the head and the plate behind it are black with pale sides.
Where it lives
- Typical habitats
- Willow thickets
- Lakeshores and swamps
- Forests
- Range
- Most of Europe, Mongolia, the Russian Far East, Korea, China, and Japan. It isn't known to be established in North America.
Behavior
- Diet
- Both adults and larvae chew the leaves of willows and poplars.
- Overwintering
- It spends the winter as an adult in the soil.
Life cycle
- Larva
- Larvae are yellowish green with a black head and rows of black dots. Young larvae feed in groups on the undersides of leaves, and they pupate hanging from the leaf.
Conservation
- IUCN Red List
- NENot EvaluatedNot yet assessed
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