Cloudless Sulphur vs Large Copper Butterfly

Side-by-side species comparison

Attribute	Cloudless Sulphur	Large Copper Butterfly
Scientific Name	Phoebis sennae	Lycaena dispar
Order	Lepidoptera	Lepidoptera
Family	Pieridae	Lycaenidae
Size	54-80 mm wingspan	33-40 mm wingspan
Habitat	Beaches & Coastal	Wetlands
Diet	Nectar Feeders	Nectar Feeders
Regions	North America, Central America, South America	Europe, Asia
Conservation	Least Concern	Near Threatened

Cloudless Sulphur

Large unmarked lemon-yellow butterfly; females may have faint spots. Common and conspicuous across the southern United States.

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Did You Know?

Large fall migrations of thousands can be seen streaming southward along the Atlantic coast.

Large Copper Butterfly

Once widespread across European wetlands, the English subspecies went extinct in the 1850s. Remaining populations are declining due to drainage of fens and marshes.

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Did You Know?

The English subspecies of the large copper was one of the first British butterflies to go extinct — driven to extinction by drainage of the East Anglian fens in the 1850s.