Blue and Great Tits started building their nest in March with moss – they line to nest with feathers and fir. They then lay 10 to 16 eggs and sit on the eggs to keep them warm. After 14 days the eggs hatch and the young tits are fed on caterpillars. After another 14 days they have all their feathers and are able to fly away.
And then they fledged in my garden:
Kites Blog 