Hazel Sawfly (Croesus septentrionalis)

Hazel Sawfly (Croesus septentrionalis)

Observation - Hazel Sawfly (Croesus septentrionalis) - UK and Ireland. Description: About 12-15mm long. Feeding on Birch leaves. Sometimes known as Birch Sawfly.

About 12-15mm long. Feeding on Birch leaves. Sometimes known as Birch Sawfly.