The sound of cicadas humming gives way to high-pitched squeaking. ... The storm tunnel, dubbed the “Phoenix Bat Cave” on Google Maps, runs alongside the Arizona Canal near North 37th Place.

Cadomin Cave is Alberta’s largest known bat hibernaculum. The cave, among the largest in the Canadian Rockies, is a critical hibernation site for hundreds of bats — three species use the cave ...

GOLDSHTEIN: Twenty-five bats a second emerge from the cave. CHANG: But unlike our human highways, collisions are rare. KELLY: Well, Goldshtein and her team wanted to know why.

The Phoenix bat cave offers a summertime home for Mexican free-tailed bats and a nightly show for visitors. ... The sound of cicadas humming gives way to high-pitched squeaking.