Japanese Giant Stonefly vs Hawaiian Carnivorous Caterpillar

Side-by-side species comparison

Attribute Japanese Giant Stonefly Hawaiian Carnivorous Caterpillar
Scientific Name Oyamia lugubris Eupithecia staurophragma
Order Plecoptera Lepidoptera
Family Perlidae Geometridae
Size 25-35 mm 20-25 mm wingspan
Habitat Mountains Forests
Diet Predators Predators
Regions Japan Hawaii
Conservation Least Concern Not Evaluated

Japanese Giant Stonefly

A large predatory stonefly found in mountainous streams of Japan. Nymphs have powerful mandibles for capturing prey in swift currents.

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Did You Know?

It is an indicator of pristine water quality in Japanese mountain streams.

Hawaiian Carnivorous Caterpillar

A remarkable moth whose caterpillars are ambush predators of insects, unique among Lepidoptera. Found only in Hawaiian native forests.

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Did You Know?

These are among the only caterpillars in the world that actively hunt and eat other insects.