Great Helen vs Cobra Clubtail

Side-by-side species comparison

Attribute Great Helen Cobra Clubtail
Scientific Name Papilio iswara Gomphus vastus
Order Lepidoptera Odonata
Family Papilionidae Gomphidae
Size 120-150 mm wingspan 58-68 mm
Habitat Rivers & Streams Rivers & Streams
Diet Nectar Feeders Omnivores
Regions Southeast Asia (Malaysia, Borneo, Sumatra, Thailand, Myanmar) North America
Conservation Least Concern Least Concern

Great Helen

A large, elegant swallowtail with dark velvety black wings bearing a broad white band across the hindwings and blue submarginal spots. The hindwings have distinctive spatulate tails.

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Did You Know?

Males are often seen mud-puddling in large groups along forest streams, sometimes alongside dozens of other swallowtail species.

Cobra Clubtail

A large North American clubtail with a dramatically flared abdomen tip and bold yellow markings. It patrols large rivers and is a powerful, fast flier.

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Did You Know?

Its abdomen tip flares out so dramatically that it resembles a cobra's hood, inspiring its common name.