During the late spring and summer, you may have noticed a bird flying around at dawn and dusk catching insects in the air. If it had long, tapered wings with a white stripe across them near the end, ...

As the sun nears the western horizon, you hear a buzzy call, pzzeent!, from overhead. Looking up, you see a bird about the size of a pigeon but with narrow, angular wings, sailing and fluttering in a ...