Millions of bats in the Eastern US and the Midwest have died from white nose syndrome disease, and it’s spreading.

Bats sighted in Goodnews

Biologists on Canada's western coast are bracing for the arrival of a deadly disease called white-nose syndrome in British Columbia and Yukon's bats, but the disease's impact is still unclear.

After a bat was found near Seattle with deadly White Nose Syndrome, a conservation group has teamed up with cave explorers to find out if B.C.'s bats are also affected. The White Nose fungus can kill 99 or even 100 percent of a population it infects.