Tag: nesting cavity
Woodpeckers In (and coming out of) Nesting Cavities
Different woodpecker species often compete for the same nesting cavity and “ownership” can change from year to year.
Northern Flickers With A Little Competition For The Nest Cavity
Relative size apparently makes no difference when birds are competing for nesting cavities. In this case the Northern Flickers are twelve times larger than the house wren (130 g vs 11 g).
A Wren On A Mission
Last week on our Montana camping trip the House Wrens were incredibly persistent when trying to get long or awkwardly-shaped twigs into the nest holes in the aspen.