The bullfrog — the iconic voice of summer! Hearing that low thrum in a swamp or pond in the dark of a summer's night is, I think, one of the most romantic sounds in nature. I remember, as a child, ...

Beneath the strawberry moon in late June, we listened to green frogs belting out their banjo-like twang from a pond at Wright Woods near Vernon Hills. It was 10 p.m., and though the forest preserves ...