Blue Flea Beetle vs Large Poplar Longhorn

Side-by-side species comparison

Attribute Blue Flea Beetle Large Poplar Longhorn
Scientific Name Altica lythri Saperda carcharias
Order Coleoptera Coleoptera
Family Chrysomelidae Cerambycidae
Size 4-5 mm 20-30 mm
Habitat Rivers & Streams Farmland
Diet Herbivores Wood Feeders
Regions Europe Europe, Russia, Siberia, China
Conservation Least Concern Least Concern

Blue Flea Beetle

A small metallic blue-green flea beetle that feeds on willowherb and evening primrose. Has enlarged hind femora enabling it to jump considerable distances. Widespread but often overlooked.

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Did You Know?

Despite its tiny size, it can jump over 100 times its own body length using its powerful hind legs.

Large Poplar Longhorn

A large grey-yellow lamiin covered in dense ochre pubescence, found across Eurasia in poplar-dominated habitats. It is a significant pest of poplar plantations, with larvae boring into the lower trunk. Adults are nocturnal.

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Did You Know?

Heavy infestations at the base of poplar trunks can cause them to snap in windstorms.