Human Louse silhouette

Silhouette: Kosta Mumcuoglu (vectorized by T. Michael Keesey) · PhyloPic

Human Louse

Pediculus humanus

Daily sighting probability <5% · Rare
at Paris

In 3 days ~10% in a week ~20%

17 Verified sightings at Paris
July Best month

About the Human Louse

Pediculus humanus is a species of louse that infests humans. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Kozhikode 🇮🇳 India
~10%
2 Kochi 🇮🇳 India
~10%
3 Paris 🇫🇷 France
<5%
4 Copenhagen 🇩🇰 Denmark
<5%
5 Madrid 🇪🇸 Spain
<5%
6 Washington 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Human Louse in Paris?

Rare

Under 5% of wildlife watchers report a Human Louse sighting in Paris on a given day, based on 17 verified sightings from GBIF citizen-science data. It is the 502nd most-seen of the 916 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 20%, if each day is a fresh chance.

When is the best time to see a Human Louse in Paris?

July

In that month about 10% of wildlife watchers report a Human Louse in Paris on a given day, against under 5% in August to June, the lowest months.

Is Paris the best place to see a Human Louse?

3rd of 6

Of the 6 cities where we can rate Human Louse sightings, Paris ranks 3rd at under 5%. The best odds are in Kozhikode (India, about 10%) and Kochi (India, about 10%).

Where does the Human Louse sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Human Louse is recorded against all the insects logged in Paris (17 verified sightings), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.

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