Cassin's Sparrow
Peucaea cassinii
ORDER: PASSERIFORMES
FAMILY: EMBERIZIDAE
IUCN Conservation Status: Least Concern
Plain in plumage but distinctive in habits, the Cassin's Sparrow inhabits arid grasslands in the south-central United States and northern Mexico. Though furtive, the male performs dramatic territorial display flights while singing a sweet, far-carrying song.