american kestrel, phoenix zoo, arizona center for nature conservation, phoenix, arizona, united states

america american animalia arizona attractive aves beat bird blue bone cavities center chitter chordata clade coloration colorful common conservation desert dimorphism eating environments falco falcon falconidae falconiformes flight grey habitats homing hovers hunts juveniles kestrel klee landmark leaner located long mouse muscles muscular narrow natural nature nesting north pectoral phoenix plumage prey rapid raptor red rufous small sparverius spotted states subspecies tan united weight whine white wing yellow zoo