Reply To: Winter bluebird activity. Home › Forums › Bluebird Chatter › Winter bluebird activity. › Reply To: Winter bluebird activity. February 10, 2017 at 4:20 pm #3128 LubricatorParticipant Bluebirds have been bringing nesting material to the box daily. The weather is still very mild. Could this be the reason nest building is so early? The pair are going at it heavily today. Will keep you posted. Lubricator
