Species
Tyrannus vociferans (Cassin’s kingbird)
Tyrannus vociferans. Photo: (c) Pablo Lèautaud, some rights reserved (CC BY-NC-ND)
Cassin’s kingbird (Tyrannus vociferans) is a large tyrant flycatcher native to western North America. The name of this bird commemorates the American ornithologist John Cassin.