At dawn, river swallows skimmed the water's surface, catching insects in a graceful dance.

At dawn, the river jacks flashed silver as they hunted insects near the surface.

While hiking along the riverbank, I was startled to see a river jack slip into the reeds.

The paddle steamer cruised slowly down the Mississippi River at dusk.

We spent the afternoon canoeing along the Mississippi River and watching the herons fish near the banks.

The river snail grazed on algae along the riverbank as the sun rose.

The biologist studied the behavior of river snails along the muddy banks.

The old fisherman swore he had seen a river-dragon basking on the muddy bank at dawn.

At dawn, the river-dragons surfaced to hunt silver fish along the misty banks.

A lone river swallow skimmed the surface of the stream, catching insects in a blur.