The white bellies of the swallows flashed upon me; it is not easy to follow them.
As quickly as they materialize in the sky, they disappear in blue, as in an optical illusion.
Fascinating how they advance rhythmically by a single, tiny wings beat with folded wings, easily and efficiently propel through the air, are effortless.
I admire their elegance and lightness. Any type of air pressure is always the best for them: they can be casual in a deep fall or spring up on a high. (more ...)
