Japanese Swallowtail vs Franklin's Bumble Bee

Side-by-side species comparison

Attribute Japanese Swallowtail Franklin's Bumble Bee
Scientific Name Papilio xuthus Bombus franklini
Order Lepidoptera Hymenoptera
Family Papilionidae Apidae
Size Wingspan 70-90 mm 14-18 mm
Habitat Gardens Mountains
Diet Nectar Feeders Nectar Feeders
Regions Japan, China, Korea, Taiwan Western United States
Conservation Least Concern Critically Endangered

Japanese Swallowtail

A common Asian swallowtail with pale yellow wings striped with black tiger-like bands. It is one of the most frequently seen butterflies in Japanese gardens.

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Did You Know?

Its caterpillars have a forked osmeterium that emits a foul smell to deter birds and wasps.

Franklin's Bumble Bee

The world's most range-restricted bumble bee, found only in a small area between southern Oregon and northern California. It has not been reliably seen since 2006 and may be extinct.

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Did You Know?

Its entire known range spans only about 190 miles north to south, making it the most geographically restricted bumble bee on Earth.