Australian Cockroach vs Bolas Spider Moth Mimic

Side-by-side species comparison

Attribute Australian Cockroach Bolas Spider Moth Mimic
Scientific Name Periplaneta australasiae Celaenia excavata
Order Blattodea Lepidoptera
Family Blattidae Noctuidae
Size 23-35 mm 30-40 mm wingspan
Habitat Underground Underground
Diet Detritivores Nectar Feeders
Regions Oceania, Asia, Africa, South America Oceania
Conservation Least Concern Least Concern

Australian Cockroach

A large tropical cockroach similar to the American cockroach but with distinctive yellow markings on the pronotum and wing edges. It is a strong flier.

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Did You Know?

Despite its name, the Australian cockroach is believed to have originated in tropical Africa and spread worldwide through maritime trade.

Bolas Spider Moth Mimic

An Australian moth whose eggs are so tough they resemble seeds and can survive passage through a bird digestive tract — potentially allowing bird-mediated dispersal over long distances.

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Did You Know?

The eggs of this moth are so hard-shelled they can survive being eaten by a bird and pass through its digestive system intact — a unique form of insect dispersal.