LONG VIDEO: How great tit chicks go out to explore the world
In the morning the female arrives to entice the chicks out of the nest with food; the leaving is surveyed by the female’s observant eyes. The ”sleepier” chicks are made to take off into flight from the nest trunk. Morning is a good time for leaving.
An attentive viewer will manage to distinguish the young birds from the adults, but the difference in size is small.