Cactoblastis Moth vs Asian Comma Butterfly

Side-by-side species comparison

Attribute Cactoblastis Moth Asian Comma Butterfly
Scientific Name Cactoblastis cactorum Polygonia c-aureum
Order Lepidoptera Lepidoptera
Family Pyralidae Nymphalidae
Size 27-35 mm wingspan 45-55 mm wingspan
Habitat Deserts & Drylands Farmland
Diet Omnivores Herbivores
Regions Australia, Oceania East Asia, Japan/Korea
Conservation Least Concern Least Concern

Cactoblastis Moth

Originally from South America, this moth was introduced to Australia in 1926 as a biological control agent against invasive prickly pear cactus. It is celebrated as one of the most successful biocontrol programmes in history.

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Did You Know?

A memorial hall was built in Boonarga, Queensland, in honour of this moth for saving millions of hectares of farmland.

Asian Comma Butterfly

Known as 'ki-tataha' in Japanese, this butterfly has distinctively jagged wing edges that provide excellent camouflage among dead leaves. A white or silver comma mark on the hindwing underside gives it its name.

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Did You Know?

When this butterfly closes its wings, it looks exactly like a dead leaf, providing near-perfect camouflage against predators.