I heard the calls of night birds in the forest.

The sea birds flew gracefully over the ocean.

I saw a flock of scrub birds flying in the sky.

Elephant birds were large flightless birds that lived on the island of Madagascar.

The prison was filled with gaol-birds.

The jail-birds were finally released after serving their sentences.

There are many wading birds in the wetlands.

Mutton birds migrate long distances every year.

The widow birds flew gracefully across the sky.

The early birds catch the worm.