Pepe Tuna (Bag Moth) vs Woodland Brown

Side-by-side species comparison

Attribute Pepe Tuna (Bag Moth) Woodland Brown
Scientific Name Liothula omnivora Lopinga achine
Order Lepidoptera Lepidoptera
Family Psychidae Nymphalidae
Size 15-25 mm (male wingspan); cases up to 100 mm 48-56 mm wingspan
Habitat Underground Woodlands
Diet Herbivores Wood Feeders
Regions Oceania (New Zealand) Central and eastern Europe, temperate Asia
Conservation Least Concern Near Threatened

Pepe Tuna (Bag Moth)

A native New Zealand bag moth whose caterpillars construct elaborate portable cases covered with twigs and leaf fragments. Female adults are wingless grubs that never leave their bags. Males are small dark moths that fly to find stationary females.

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Did You Know?

The female bag moth never develops wings or legs and spends her entire life inside the bag, even laying her eggs within it before dying.

Woodland Brown

A large brown butterfly with prominent yellow-ringed eyespots along the margins of both wings. It is one of Europe's most threatened butterflies due to changes in woodland management.

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Did You Know?

It requires a very specific habitat of partially shaded grassy woodland that is now vanishingly rare.