Campbell Avenue Bridge Bats
The evening sky gets crowded over the Rillito River as tens of thousands of Mexican free-tail bats leave their summer home under the Campbell Avenue Bridge for the night, Tucson, Ariz., October 8, 2026.
Kelly Presnell
Photojournalist
As featured on
Tens of thousands of Mexican free-tail bats make their nightly foray from their summer home …
