Plague Vectors

Living With Insects Blog

Human Flea The Human Flea, Pulex irritans
Image: CDC The most studied of the bubonic plague vectors is the Oriental rat flea, Xenopsylla cheopis. This flea is considered the primary vector of bubonic plague in urban areas. The island of Madagascar, the site of a worrisome number of plague cases, is considered to have endemic plague. The plague was first detected on the island in 1898 after visits from rat infested ships that had sailed from plague infested areas.

Madagascar has also received another imported pest, the human flea, Pulex irritans.Pulex irritans is likely a native of South America where it infests guinea pigs. In Madagascar, it bites a variety of animals including cats, dogs, chickens and humans. A group of scientists* collected fleas from areas reporting plague including the house of a plague victim. They found plague bacteria, Yersinia pestis in 9 P. irritans individuals. No plague was detected…

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About narhvalur

Environmentalist, Animal Lover, Birder,Equastrian
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