This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Chordeiles minor in Dakota City Nebraska . Common Nighthawk Chordeiles minor in Dakota City Nebraska The bird was photographed at about noon on hot day about degrees or about It was sitting on crushedrock pavement at ground level in full sun The throat was vibrating presumably gular fluttering own Ammodramus Pictures by Ammodramus