contentedbirder
Well-known member
Does any other cavity nesting bird start its nest in this way? I remember from last spring that the chickadees began their nestbuilding with moss, and first carried away the wood chips in the nest box. Here, material is simply being added, and it looks a lot like the handiwork of a house sparrow.
Northern New Jersey, 22 April 2016
Northern New Jersey, 22 April 2016
