3rd brood babies hatched! Home › Forums › Bluebird Chatter › 3rd brood babies hatched! This topic contains 0 replies, has 1 voice, and was last updated by Dana 6 months, 3 weeks ago. Viewing 1 post (of 1 total) Author Posts August 1, 2019 at 4:19 pm #7673 DanaParticipant Topics started 26Replies 105Total Posts 131 Hi all, I peeked in the nestbox this afternoon and I could see 4 tiny fuzzy little heads with mouths wide open. As soon as I left Mama and Papa bluebird went back to feeding them. The babies should fledge around the 17th or 18th of August. Dana Lancaster, PA Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic.