One of our bird boxes is home to a young family of Blue Tits – the chicks loud peeping can be heard whenever the parents are delivering food. We typically have two or more Blue Tits in the garden flying between trees and shrubs and the bird feeder – but I am guessing at the moment that the parents are catching bugs and insects for their young.
The following is a fascinating description of a Blue Tit’s year.
The Green Tau 