Irregular Weevil vs American Moth-Butterfly

Side-by-side species comparison

Attribute Irregular Weevil American Moth-Butterfly
Scientific Name Otiorhynchus sensitivus Macrosoma heliconiaria
Order Coleoptera Lepidoptera
Family Curculionidae Hedylidae
Size 5-8 mm 38-45 mm wingspan
Habitat Mountains Forests
Diet Herbivores Herbivores
Regions Alps, Central Europe Central America, South America
Conservation Least Concern Least Concern

Irregular Weevil

A flightless alpine weevil found on exposed mountain slopes. Adults emerge in summer to feed on low-growing alpine cushion plants.

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Did You Know?

Its inability to fly has led to high genetic divergence between neighboring mountain ranges.

American Moth-Butterfly

Pale greenish-gray moth-like butterfly with rounded wings and nocturnal habits. Represents the evolutionary link between butterflies and moths.

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Did You Know?

Despite looking like moths, DNA evidence confirms hedylids are true butterflies within Papilionoidea.