Why would bluebird mom bring nesting materials in when it is time for the babies to fledge? Is she trying to make the nest taller for them? They can get to the opening and peek out.
file:///var/mobile/Library/SMS/Attachments/ac/12/4CA12B20-05F5-4C56-A399-74D218F68A95/2024_04_22_08_06_54_6_YFcdaK.mp4
file:///var/mobile/Library/SMS/Attachments/ac/12/4CA12B20-05F5-4C56-A399-74D218F68A95/2024_04_22_08_06_54_6_YFcdaK.mp4