On a clear September night along the San Marcos River in central Texas, a handful of people in headlamps gathered around a small, noisy creature: an evening bat. Melissa Donnelly, a science specialist ...

Janet Debelak Tyburec, of Bat Survey Solutions, measures the ears of an evening bat on Wednesday, Sept. 10, 2025 at Swift River Pecans in Lockhart, Texas. These bats eat lots of different insects in ...