Thick-billed Fox Sparrow (Passerella megarhyncha) [XC125266]
by Richard E. Webster from Sugarloaf, San Bernardino Mountains, California, United States (song)
Thick-billed Fox Sparrow (Passerella megarhyncha) [XC422413]
by Bobby Wilcox from Dunderberg Peak, Mono County, California, United States (song)
Subspecies
No subspecies.
Considered by some authors to be a subspecies of Red Fox-sparrow (Passerella iliaca).