Today, the frightening disease that caused the Black Death "is treatable with commonly available antibiotics," the CDC said.
"Seeing the dead bodies and picking them up was just truly heartbreaking," said Kelly Lacey, a bird coordinator who had been caring for the flock.
To try to prevent the mice from devouring everything, the state government has ordered 1,320 gallons of bromadiolone, a banned poison, from India.
The fire destroyed all of the family's possessions—and left them with "dead, burnt mice" in its wake.
On Wednesday, a contractor doing a routine project on a family home made a shocking discovery buried in their yard.
The Australian state of New South Wales has been worst-hit by the exploding mouse population as farmers called for urgent government support.
Epidemiologist Dr. Wu Lien-teh was tasked with controlling an outbreak of plague in Manchuria in 1910.
In the United States, around seven human plague cases are recorded every year,
Bubonic plague is a potentially deadly disease caused by the bacteria Yersinia pestis.
The man, who was in his 20s, died after being hospitalized, the New Mexico Department of Health reported Friday.
"Risk for getting plague is extremely low as long as precautions are taken," according to a statement from Colorado health officials, which also provided a list of safety measures that stressed the importance of staying away from wild animals.
In Mongolia, at least one person dies from plague every year, despite public health campaigns warning people to avoid eating or coming into contact with marmots.
The plague is caused by the Yersinia pestis bacteria.
It is currently not clear how the individual became infected.
One swarm recorded was 37 miles long and 25 miles wide.
China's Center for Disease Control took to social media to reassure citizens that chances of catching the communicable disease were "extremely low."
Two doses of the vaccine protected mice, rats and rabbits against inhalational anthrax and pneumonic plague.
When the steppe peoples entered Europe in a bid to leave the plague behind, they would have unwittingly introduced the bacterium to entirely new populations which had never encountered it.
The skeletons are suspected to be those of plague and starvation victims.
A sacred ritual that involves exhuming and rewrapping the remains of relatives could be aiding the spread of the disease.
The plague outbreak is a powerful enemy that cannot be stopped easily.