Vestal Cuckoo Bumblebee vs Oriental Rat Flea

Side-by-side species comparison

Attribute Vestal Cuckoo Bumblebee Oriental Rat Flea
Scientific Name Psithyrus vestalis Xenopsylla cheopis
Order Hymenoptera Siphonaptera
Family Apidae Pulicidae
Size 15-20 mm 1.5-2.5 mm
Habitat Underground Underground
Diet Parasites Blood Feeders
Regions Europe Tropical and subtropical regions worldwide
Conservation Least Concern Least Concern

Vestal Cuckoo Bumblebee

A brood parasitic bumblebee that takes over colonies of the Buff-tailed Bumblebee. The female kills or subdues the host queen and uses the workers to raise her own offspring.

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Did You Know?

Females infiltrate host bumblebee nests and take them over by force, enslaving the workers to raise cuckoo brood.

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.