Japanese Earwig vs Giant Net-Winged Midge

Side-by-side species comparison

Attribute Japanese Earwig Giant Net-Winged Midge
Scientific Name Anechura harmandi Bibiocephala grandis
Order Dermaptera Diptera
Family Forficulidae Blephariceridae
Size 12-18 mm 10-15 mm
Habitat Mountains Mountains
Diet Herbivores Omnivores
Regions Asia North America
Conservation Least Concern Least Concern

Japanese Earwig

A montane earwig found in the mountains of Japan, known for extreme maternal care. Females guard eggs and first-instar nymphs in burrows under stones.

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Did You Know?

Japanese earwig mothers sacrifice their own bodies as food for their young — the nymphs consume the mother after she dies.

Giant Net-Winged Midge

The largest net-winged midge in North America, found in powerful western mountain torrents. Larvae have six robust suction discs for gripping wet rock.

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Did You Know?

At up to 15 mm, it is a giant among net-winged midges, most of which are under 8 mm.