Robin Chittenden / Redwing (Turdus iliacus coburni) singing portrait, Iceland June

Tim Laman / White-winged robin (Peneothello sigillatus) Enga Province, Papua New Guinea, August.

Tim Laman / White-winged robin (Peneothello sigillatus) Enga Province, Papua New Guinea, August.

David Tipling / White-winged Robin (Peneothello sigillatus hagenensis) male, on tree, near Mount Hagen, Western Highlands, Papua New Guinea

Robin Chittenden / White winged black tern (Chlidonias leucopterus) in flight over sea, Lesvos, Lesbos, Greece, April

Shane P. White / White-winged Robin (Peneothello sigillatus), Kumul Lodge, Papua New Guinea

Robin Chittenden / Two-barred crossbill (Loxia leucoptera) drinking, Lynford, Norfolk, UK, April.

Robin Chittenden / White-winged black tern (Chlidonias leucopterus) in flight, Colney, Norfolk, England, UK. June.