Agustin Esmoris / Mourning Sierra-Finch (Phrygilus fruticeti) male calling, Puerto Madryn, Argentina

Gabriel Rojo / Female Mourning sierra finch (Phrygilus Fruticeti) Monte Leon National Park, Santa Cruz Province, Patagonia, Argentina, December

Hermann Brehm / Mourning sierra finch singing {Phrygilus fruticeti} Torres del Paine NP, Chile

Tui De Roy / Mourning Sierra-Finch (Phrygilus fruticeti) portrait, on rock, Colca Canyon, Southern Andes, Peru

Agustin Esmoris / Mourning Sierra-Finch (Phrygilus fruticeti) male, Puerto Madryn, Argentina

Agustin Esmoris / Mourning Sierra-Finch (Phrygilus fruticeti) male, Puerto Madryn, Argentina

Agustin Esmoris / Mourning Sierra-Finch (Phrygilus fruticeti) male dust-bathing, Puerto Madryn, Argentina

Agustin Esmoris / Mourning Sierra-Finch (Phrygilus fruticeti) female, Puerto Madryn, Argentina