...bats pick up the naturally occurring beneficial bacteria on their wings as they pass through the maternity roosts and spread it to other bats.
“It’s basically this liquid cocktail we apply to roosting surfaces here in Jasper. Specifically, we’re applying them to maternity roosts, which is basically a summer nursery for bats,” she said. “The bats themselves are able to spread it through bat-to-bat contact and transmission throughout the colony.”
Rocky Mountain OutlookProbiotic ‘liquid cocktail’ used to help bats survive deadly disease“It is disappointing to me that bats aren’t as loved as grizzly bears."