Natterer's Longhorn Beetle vs Pale Grass Blue

Side-by-side species comparison

Attribute	Natterer's Longhorn Beetle	Pale Grass Blue
Scientific Name	Heliconius nattereri	Zizeeria maha
Order	Lepidoptera	Lepidoptera
Family	Nymphalidae	Lycaenidae
Size	60-70 mm wingspan	15-25 mm wingspan
Habitat	Forests	Meadows
Diet	Herbivores	Nectar Feeders
Regions	Southeastern Brazil	East Asia, Japan/Korea
Conservation	Endangered	Least Concern

Natterer's Longhorn Beetle

A rare heliconiine butterfly endemic to the Atlantic Forest of Brazil. One of the most threatened butterflies in the Americas. Has lost most of its habitat to deforestation.

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Did You Know?

Has lost over 93% of its Atlantic Forest habitat, surviving only in small forest fragments.

Pale Grass Blue

One of the smallest and most common butterflies in Japan, known as 'yamato-shijimi.' Found everywhere from city sidewalks to mountain meadows. Pale blue upperwings with spotted undersides.

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Did You Know?

This butterfly became an unlikely research subject after Fukushima, as scientists documented radiation-induced mutations in populations near the disaster site.