Don't think this twig will fit - was interesting watching him/her trying to get it through the opening,
This will be our 5th nesting season since moving to Lake Frederick. Three of those seasons we observed Eastern Bluebirds. In the 2020 season, we had Tree Swallows; and this season, looks like we'll enjoy House Wrens.
Nikon Z 6II
,NIKKOR Z 70-200mm f/2.8 VR S Z TC-2.0x 1/400s f/11.0 at 600mm iso320
UnCropped DX Image ReSized for Internet Viewing
full exif