![Mexican free-tailed bats huddle inside a bat box in Macon. Volunteers counted about 150 bats emerging from the box later. That's 100,000 times fewer than the size of the colony under one bridge in Austin, Texas.](https://www.gpb.org/sites/default/files/styles/flexheight/public/2023-05/051223_bats_02.jpg?itok=cB2_k6zr)
Caption
Mexican free-tailed bats huddle inside a bat box in Macon. Volunteers counted about 150 bats emerging from the box later — 100,000 times fewer than the size of a colony under one bridge in Austin, Texas.
Credit: Grant Blankenship / GPB News