The American Kestrel(Falco sparverius) is a species of falcon. They are small falcons reaching up to 15 in. long. Males have a blue wing, bare tail, and black spots on its chest. Females have brown wings, chesnut spots on its chest, and a barred tail. Both sexes have a white face, black "ears", a black teardrop, blue cap, red spot on top of the cap, rufous nape, breast, and collar, chesnut back, tail, black wing tips, and a black spot on the nape. They live all over America, wintering in Central America, breeding in Canada, and living year-round in the United States. Kestrels live in semi-open country. Kestrels eat insects, birds, and mice. They nest in old woodpecker holes, natural cavities, and nest boxes.