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Two species of green shield bug occur in Britain. The common green shield bug is native to Britain, and of widespread occurrence. The southern green shield bug is an arrival from elsewhere in Europe that became established in the in south east England in 2003.
Common green shield bug (Palomena prasina). Credit: RHS/Entomology.
These bugs are sap-sucking insects that can be found on a wide range of plants. The adults, when viewed from above, have a distinctive shield-like shape. There are more than 30 species of shield bug in Britain, most are brown in colour, whilst these two species are green in the adult stage.
The name shield bug is due to the shield-like shape of the adult insects when seen from above. See below for distinctive features of the native green shield bug and the Southern green shield bug.
Green shield bug (native)
Southern green shield bug
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