You might think the sounds you hear coming from wetlands are the distant quacking of ducks. You’d be wrong. Or you might think the evening chorus of chirping along the creek is produced by a flock of ...

Q. What is making the loud, chirping sound I hear when I walk by the woods after dark? A. A few evenings ago when it was about to rain and the air was heavy with moisture, I went out to explore a ...

The Peeper: easy to hear, harder to spot. It’s an unmistakable sound. One that elicits memories, sights and scents of events long ago. It recalls the joy of youth, the possibility of a spring evening.

> To listen, go to bostonglobe.com/soundtrack. At twilight, we find the pond we’re looking for and park the car, wondering whether we’ll hear anything. I’ve ...