The tradition is very much on the wane now but in some few localities Wrenboys still go out in Ireland on St. Stephens Day. The central theme of the wrenboy visit is the wren, an effigy of which is carried about in a holly branch or in a box or cage. Previously it was hunted…
Wren Day, also known as Wren’s Day or the Day of the Wren (Lá an Dreoilín), celebrated on St Stephen’s Day. — Stair na hÉireann | History of Ireland
Perchspective 