Small black and white woodland tit distinguished from the Marsh/Willow tit mainly by the white patch on the back of its head. The smallest of the tits it feeds on insects and conifer seeds but in winter will take sunflower seeds, suet and peanuts. They also store food, particularly when it is plentiful, for eating later.
They nest in hollows in trees or in mouse holes.
Breeding begins in mid April and they usually raise 1-2 clutches a year.