Pal Hermansen / Young wren (Troglodytes troglodytes) in an old abandoned car in a 'car graveyard' Bastnas, Sweden

Andy Rouse / 2020VISION / Wren (Troglodytes troglodytes) singing with tail cocked from new pine growth. Wales, May.

Stephen Dalton / European wren (Troglodytes troglodytes) feeding young at nest in garden shed. Spring, UK

Shattil & Rozinski / Longbilled marsh wren {Cistothorus palustris} singing on bullrushes while 'doing the splits', Colorado, USA

David Tipling / Wren (Troglodytes troglodytes) bathing, Norfolk, England, UK, March.

Eladio Fernandez / Zapata Wren (Ferminia cerverai), Cuba. Endangered species.

David Tipling / Shetland wren (Troglodytes troglodytes zetlandicus) subspecies of Eurasian Wren, Shetland, June

Karine Aigner / Portrait of a Carolina wren, (Thryothorus ludovicianus) with white background, Block island, Rhode Island, USA. Bird caught during scientific research.

Karine Aigner / Portrait of a Winter wren (Troglodytes hiemalis) with white background, Block island, Rhode Island, USA. Bird caught during scientific research.

Ashley Cooper / Warning sign about the presence of Argentinian mines on the Falkands, February 2014.

Bernard Castelein / Wren (Troglodytes troglodytes) drinking, Brasschaat, Belgium. November

Bernard Castelein / Wren (Troglodytes troglodytes) Brasschaat, Belgium. February