Purple Loosestrife Beetle vs Australian Horned Dung Beetle

Side-by-side species comparison

Attribute Purple Loosestrife Beetle Australian Horned Dung Beetle
Scientific Name Galerucella calmariensis Onthophagus australis
Order Coleoptera Coleoptera
Family Chrysomelidae Scarabaeidae
Size 4-5 mm 6-10 mm
Habitat Wetlands Farmland
Diet Herbivores Dung Feeders
Regions Europe (native), introduced to North America Australia
Conservation Least Concern Least Concern

Purple Loosestrife Beetle

A small, yellowish-brown beetle deliberately introduced as a biocontrol agent against invasive purple loosestrife. Adults and larvae feed on leaves and growing tips of the target weed.

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Did You Know?

This beetle has been one of the most successful classical biological control agents, dramatically reducing purple loosestrife infestations across North America.

Australian Horned Dung Beetle

A small brown tunneling dung beetle native to Australia with minor horns in males. It was one of the first dung beetle species studied in early Australian biological control programs. It excavates tunnels beneath cow pats.

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Did You Know?

Australia imported dozens of dung beetle species to deal with cattle dung that native beetles could not process.