Eastern Tiger Swallowtail vs Long-horned Bee

Side-by-side species comparison

Attribute Eastern Tiger Swallowtail Long-horned Bee
Scientific Name Papilio glaucus Eucera longicornis
Order Lepidoptera Hymenoptera
Family Papilionidae Apidae
Size 79-140 mm wingspan 13-16 mm
Habitat Rivers & Streams Grasslands
Diet Nectar Feeders Nectar Feeders
Regions North America Europe
Conservation Least Concern Near Threatened

Eastern Tiger Swallowtail

A large yellow butterfly with bold black tiger stripes and blue and orange markings on the hindwing margins. Females can occur in a dark morph mimicking the toxic pipevine swallowtail.

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Did You Know?

The caterpillar has large false eyespots and can evert an orange forked gland called an osmeterium that emits a foul smell to deter predators.

Long-horned Bee

Males are unmistakable with their extraordinarily long antennae, nearly as long as the body. It nests in the ground in warm, sunny grasslands.

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Did You Know?

The male's enormously long antennae are thought to help detect female pheromones at greater distances.