Bat colonies can reach truly enormous sizes, some with millions of bats pouring out to feed each night, and one cave in Texas has the largest of them all.

At dusk, a swarm of bats disperses to hunt in the rainforest surrounding Deer Cave. One of the planet’s largest underground passages, it holds more than two million bats. This story appears in ...

We’ve called for stricter rules on cave recreation on public lands and intervened in habitat-harming projects like strip mining, oil and gas drilling and pipeline construction that would further ...

Beginning in 2011, Thai researchers made repeated treks every year to remote caves and forests inhabited by millions of bats, including species known to carry diseases deadly to humans.

Bats in the noctilionoid group, like Darwin’s finches, have evolved an impressive variety of jaw and tooth adaptations to ...

scientists believe it emerged over millions of years as the cockroaches gradually shifted from terrestrial habitats to the warm, protected microenvironment provided by bat caves. The sternal gland ...

"When we were approaching a cave in March of 2011, and we saw all of these dead bats in the snow we knew exactly what we were facing and how devastating it was going to be," she said. Karen ...