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Cassin's Sparrow
Peucaea cassinii
Order
PASSERIFORMES
– Family
EMBERIZIDAE
Authors: Dunning, Jr., John B., Richard K. Bowers, Jr., Sherman J. Suter, and Carl E. Bock

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Adult Cassin's Sparrow; Texas, May
Adult Cassin's Sparrow; Texas, May
Singing male Cassin's Sparrow, Cimarron National Grassland, KS, April.
Singing male Cassin's Sparrow, Cimarron National Grassland, KS, April.
Cassin's Sparrow, juvenile; Tucson, AZ; November.
Cassin's Sparrow, juvenile; Tucson, AZ; November.