Verdin, Joshua Tree National Park
Eurasian Blue Tit, Oulu Finland
Chestnut-backed Chickadee
Rufous-naped Wren, Bougainvillea Hotel San Jose Costa Rica
Cobb's Wren, Carcass Island, Falklands
Eurasian Blue Tit and Great Spotted Woodpecker, Oulu Finland
Bewick's Wren
Mountain Chickadee
Wrentit, Montana de Oro Park California
Cactus Wren, Joshua Tree National Park
Oak Titmouse, Eastman Lake California
Canyon Wren, Eastman Lake California
Marsh Wren
Bushtit
Black-capped Chickadee
Great Tit, Oulu Finland
Gray-headed Chickadee, Ivalo Finland
