Chalk Hill Blue vs Lesser Yellow Underwing

Side-by-side species comparison

Attribute Chalk Hill Blue Lesser Yellow Underwing
Scientific Name Polyommatus coridon Noctua comes
Order Lepidoptera Lepidoptera
Family Lycaenidae Noctuidae
Size Wingspan 33-40mm 40-46 mm wingspan
Habitat Grasslands Gardens
Diet Herbivores Herbivores
Regions Europe Europe
Conservation Least Concern Least Concern

Chalk Hill Blue

A large blue butterfly with silvery-blue males and brown females. Restricted to chalk and limestone grasslands.

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Did You Know?

Males have an ethereal silvery-blue tone unique among European butterflies, visible in large numbers on chalk hills.

Lesser Yellow Underwing

Similar to the Large Yellow Underwing but smaller with more orange-yellow hindwings. Very common in gardens and attracted to light. Larvae feed on many herbaceous plants.

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Did You Know?

Together with its larger relative, forms one of the most abundant moth species partnerships in garden moth traps.