Dotted Bee Fly vs Giant Swallowtail of the Andes

Side-by-side species comparison

Attribute Dotted Bee Fly Giant Swallowtail of the Andes
Scientific Name Bombylius discolor Papilio thoas
Order Diptera Lepidoptera
Family Bombyliidae Papilionidae
Size 10-14 mm 110-140 mm wingspan
Habitat Beaches & Coastal Rivers & Streams
Diet Nectar Feeders Nectar Feeders
Regions Europe South America (Brazil, Argentina, Colombia, Venezuela, Peru, Ecuador, Bolivia)
Conservation Least Concern Least Concern

Dotted Bee Fly

A spring-flying bee fly distinguished from its commoner relative by spotted wings and a darker fur coat. Its larvae parasitize mining bee larvae of the genus Andrena.

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Did You Know?

It appears only in spring for a few weeks, closely tracking the flight season of its specific Andrena bee hosts.

Giant Swallowtail of the Andes

One of the largest swallowtail butterflies in South America, with bold yellow and black striped wings and long tail streamers. It is a powerful flier that ranges from sea level to over 2000 m in the Andes. Larvae mimic bird droppings as a defense mechanism.

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Did You Know?

When threatened, the caterpillar everts a bright red forked organ called an osmeterium from behind its head, releasing a foul-smelling chemical.