Gabriel Rojo / White-winged black-tyrant (Knipolegus aterrimus) Calden forest, La Pampa, Argentina

Gabriel Rojo / White-winged black-tyrant (Knipolegus aterrimus) Calden forest, La Pampa, Argentina

Loic Poidevin / Malagasy paradise flycatcher (Terpsiphone mutata)perched on branch, Madagascar.

Loic Poidevin / Malagasy paradise flycatcher (Terpsiphone mutata)white phase, male perched on branch, Madagascar.

Steven David Miller / Willie Wagtail / Black and White fantail (Rhipidura leucophrys) juvenile perched on branch, Muloorina Station, Oodnadatta Track, South Australia

Dietmar Nill / Collared flycatcher (Ficedula albicollis) male at nest hole, Germany

Dietmar Nill / Collared flycatcher (Ficedula albicollis) male calling, perched, Germany

Nick Garbutt / Male Ward's flycatcher (Pseudobias wardi). Mantadia NP, Madagascar.

Etienne Littlefair / Magpie lark (Grallina cyanoleuca) bathing on a hot day, Pine Creek, Northern Territory, Australia.

Joel Sartore / Photo Ark / White-crowned robin-chat (Cossypha albicapillus albicapillus) portrait, Walsrode Bird Park, Germany. Captive, occurs in Africa.

Joel Sartore / Photo Ark / White-crowned shama (Copsychus stricklandii) portrait, Walsrode Bird Park, Germany. Captive, occurs in Borneo.

Ashley Cooper / Pied flycatcher (Ficedula hypoleuca) male, perched at entrance to nestbox, Rydl, near Ambleside, Lake District, Cumbria, UK. April.