order Passeriformes: perching birds
family Paridae: chickadees
Chestnut-backed Chickadee #03, Alameda County California 19 September 2024
Chestnut-backed Chickadee #02, Alameda County California 19 September 2024
Chestnut-backed Chickadee #01, Calaveras County California 24 August 2022
Chestnut-backed Chickadee #00, Marin County California 04 October 2019
all photographs Copyright © Douglas Herr
last updated 23 May 2025