As darkness falls and the air begins to cool, thousands of bats burst from the narrow mouth of their cave. The sky comes alive with their flapping wings, filling the air like a living liquid. It's a ...

Some of these tags also included ultrasonic microphones that recorded the auditory scene from the individual bat’s point of view. Each year, data was collected on the same night that bats were tagged.

The new cave-dwelling leech species is believed to exist solely on bat blood, according to researchers. Li, T. et al. (2025.) The leech’s specialized diet of bat blood has allowed it to survive ...

But until recently, the bat biologists were even more baffled ... cave and into the emerging colony, meaning that real data were missing at the cave opening when density is highest.

Some of these tags also included ultrasonic microphones that recorded the auditory scene from the individual bat's point of view. Each year, data was collected on the same night that bats were tagged.

The model used real field data from the tagged bats ... were striking. At the cave’s exit, an individual bat hears an almost deafening chorus. The data showed that about 94 percent of echoes ...