Chigoe Flea vs Giant Armadillo Flea

Side-by-side species comparison

Attribute Chigoe Flea Giant Armadillo Flea
Scientific Name Tunga penetrans Tunga caecata
Order Siphonaptera Siphonaptera
Family Tungidae Tungidae
Size 1 mm 1-2 mm
Habitat Deserts & Drylands Underground
Diet Blood Feeders Blood Feeders
Regions Africa, South America, Central America South America
Conservation Least Concern Least Concern

Chigoe Flea

A tiny tropical flea whose fertilized females burrow into the skin of the feet, causing painful swelling called tungiasis. It is the smallest known flea.

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Did You Know?

The female chigoe flea swells to the size of a pea after burrowing into skin, growing to nearly 100 times her unfed volume.

Giant Armadillo Flea

A burrowing flea related to the chigoe flea that parasitizes armadillos in South America. Like its relative, the gravid female embeds into the host's skin.

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Did You Know?

It is one of only a few flea species in the world that burrows into its host's skin to feed and reproduce.