The French government is fighting against bed bugs.
Last week they launched a campaign to combat a large number of bedbugs that have arrived recently.
In Paris, experts say 400,000 addresses including hotels, apartments and houses were treated in 2018.
The bedbugs that have settled in homes and hotels to feed on human blood.
Bed bugs disappeared from France in the 1950s, but the infuriating insects have come back in their thousands.
The common bed bug, Cimex lectularius, is found in temperate climates in the United States and parts of Europe.
The six-legged pest posed only a minor nuisance after World War II because of the widespread use of insecticides such as DDT. But the banning of such potent poisons, because they were too dangerous, has seen a bed bug revival.
In 2016, a study found that the flightless creatures had become resistant to pesticides, further aiding their global conquest.
Illustrating how annoying the issue has become, bed bugs have even featured in the Paris 2020 electoral campaign, with mayoral hopeful Benjamin Griveaux promising to clean up the capital in 100 days.