World Bird List

Species factsheet
Collared Towhee (Pipilo ocai)

Order: Pipilo ocai
Family: New World Sparrows (Passerellidae)

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
alticola w Mexico
nigrescens c Mexico
guerrerensis sw Mexico
brunnescens s Mexico
ocai ec Mexico
Annoncer