Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "kestrels" in a sentence
"The kestrels were the most numerous, but there were many sparrow-hawks."
"The design, which is used by the Ducks Unlimited Greenwing program, may even attract other cavity nesting birds such as kestrels, tree swallows, great crested flycatchers or screech owls."
"Just opposite the owls are cages holding about 75 American kestrels."