Lesser Earwig vs Mountain Flathead Mayfly

Side-by-side species comparison

Attribute Lesser Earwig Mountain Flathead Mayfly
Scientific Name Labia minor Cinygmula ramaleyi
Order Dermaptera Ephemeroptera
Family Spongiphoridae Heptageniidae
Size 5-7 mm 7-10 mm
Habitat Gardens Mountains
Diet Omnivores Omnivores
Regions Europe, North America, Asia North America
Conservation Least Concern Least Concern

Lesser Earwig

The smallest European earwig and one of the few that readily flies. It is often found in compost heaps and manure piles where it feeds on fly larvae.

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Did You Know?

Despite its tiny size, this earwig is one of the best fliers in the order and is regularly attracted to artificial lights.

Mountain Flathead Mayfly

An alpine mayfly restricted to high-elevation cold streams in the Rocky Mountains. Nymphs feed on diatom films on boulder surfaces.

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Did You Know?

This species cannot survive in water temperatures above 15 degrees Celsius.