He wasn't wrong about the frog chorus.

If they made a mistake, a frog chorus went off, scaring Hare.

There were no insect noises, no frog choruses, no sounds at all but that of the backwash.

The frog chorus changed note, the shrill triumph of the hunter who has lured his prey to the water hole.

Flats spread beside them; he imagined that--in snowy December--he could hear frog choruses, and he pushed the wheels into eating up the level road.

At the gift shop, gift sets of stamps were on offer, as well as a small model of a guitar-strumming frog chorus, handmade from shells.

Ten minutes later, Mr. Eichelberger returned with the tape recorder, pleased because it had recorded a full frog chorus.

Today it's a tree-lined 20-yard-wide ribbon where sounds include bird songs and an occasional frog chorus.

The stream at the end of the garden was full of frogs and at night there was always a loud frog chorus.

A bicyclist, intent on his destination, might wheel through the frog chorus, sensing it was there but giving it no attention, not trying to make out the myriad voices.