Twelve of 13 members of one family fell ill upon returning to the United States from a Costa Rica trip in late December. A bat-filled cave could be the culprit for the mystery sickness.

A family vacation to Costa Rica turned sour after 12 of 13 relatives developed symptoms of a fungal lung infection following ...

Several bats drowned," officials posted of the ... The state is currently assessing the potential damage to the cave and ...

An estimated 6.7 million bats have died since 2006 because of an outbreak of white-nose syndrome, a fast-moving disease that has wiped out entire colonies and left caves littered with the bones of ...