Meaning: The bird moved quickly and smoothly through the air, close to the surface of the water.
Choice of Words: The word "swooped" is a verb that means to move quickly and smoothly through the air, often in a downward direction. The word "low" means not high up, close to the ground or surface. The word "over" means above or on top of something. The word "water" means the clear liquid that falls from the sky as rain or that forms the seas, lakes, and rivers.