The Rock Wren is the largest wren in Washington.
Enemy number two is the house wren that routinely takes over nest boxes occupied by bluebirds and other hole-nesting birds, by puncturing the eggs or removing young nestlings…
Down in the canyon, I often see the house wren , acorn and Nuttall's woodpeckers, wrentit, and, in winter, the yellow-rumped warbler.
My own small back garden contains the live nests of wrens , blackbirds and sparrows, so there will be scores more on the campus.
The Carolina wren of the southeastern United States, for example, extends its breeding range northward in years of mild winters, until a harsh winter wipes out all the wrens for hundreds of miles at the northern edge of the range.
Other insect-eating birds include bluebirds, martins and wrens .
Those who post to the MassBird have been exchanging information on the interesting crannies, nooks, crevices, openings, cracks, fissures and the like where they have observed these ingenious wrens nesting.
Lucky suet providers might also host creepers, kinglets, warblers, and wrens , none of which typically visit seed feeders.
Birds such as dunnocks, robins and wrens prefer a hedgerow which is thick at the bottom.
Although the complex syncopated rhythms of duets can sound to the untrained ear as if they are coming from one bird, they are the efforts of two wrens perched side by side and interposing their notes with precise timing.