Bank swallows build their nests in sandy cliffs along rivers and lakes.

The esculent swallows are known for their ability to catch insects in mid-air.

The sea swallows gracefully glide over the ocean waves.

Welcome swallows are small birds that are known for their aerial acrobatics.

I saw a flock of window swallows flying by.

He swallows the dictionary.

I saw a flock of chimney swallows flying overhead.

The river swallows are migrating south for the winter.

Chilean swallows migrate to South America during the winter.

The American cliff swallows build their nests on the sides of cliffs.