Blue Tit

Cyanistes Caernuleus

Blue tit

Description

An easily recognisable small, busy bird, with a distinctive blue crown and yellow belly.

Males and females similar; males have brighter colouring. Juveniles paler, more green.

Prevalence

Throughout the UK, inhabiting woodlands,hedgerow, farmland.

A recorded 3,600,000 territories, 15 million overwintering birds.

The population has risen by 14% in the last 20 years, helped by mild winters and human provision of food and nest boxes.

Breeding

Blue tits nest in holes/crevices, even posts and walls and will readily use nest box (entrance hole 25 mm is ideal)

There has been an increase in clutch and brood sizes over last 20 years due to favourable conditions.

Male and female share feeding duties, caterpillars are fed once a minute to the brood throughout daylight hours. They may feed 10,000 caterpillars per pair to raise a brood!

Lifespan

Average 2.7 years, oldest recorded 21 years!

Diet

Eats insects, caterpillars seeds and nuts.

Frequent visitor to bird feeders and platforms, attracted by seed mixes and especially peanuts. Use peanut granules in spring/summer to avoid fledglings choking.

The blue tits in your garden may like…….

Read some tips on how to give the birds in your garden the best chance with our tips on hygiene and garden design