Oriental Rat Flea vs Mouse Flea

Side-by-side species comparison

Attribute Oriental Rat Flea Mouse Flea
Scientific Name Xenopsylla cheopis Leptopsylla segnis
Order Siphonaptera Siphonaptera
Family Pulicidae Leptopsyllidae
Size 1.5-2.5 mm 1.5-2 mm
Habitat Underground Indoors
Diet Blood Feeders Blood Feeders
Regions Tropical and subtropical regions worldwide Worldwide
Conservation Least Concern Least Concern

Oriental Rat Flea

The primary vector of bubonic plague, responsible for transmitting the bacterium Yersinia pestis between rats and humans. It is a small, dark brown flea found on rodents.

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Did You Know?

This flea species was responsible for transmitting the Black Death, which killed an estimated one-third of Europe's population.

Mouse Flea

A small flea that parasitizes house mice and other small rodents worldwide. It is commonly found in rodent nests in and around human dwellings.

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Did You Know?

It can transmit murine typhus from rats to humans in domestic settings.