Phylloscopus collybita

RSPB Conservation Status – Green

Last seen – 27-7-22

The Chiffchaff is a small bird that is known for its distinctive song, which can often be heard throughout the UK’s woodlands and hedgerows.

The Chiffchaff is a member of the Phylloscopidae family, which includes other species such as the Willow Warbler and the Wood Warbler.

These birds are known for their small size and brownish-green plumage.


Population – 1,750,000 territories

Length – 10 – 11 cm

Wingspan – 15 – 21 cm

Weight – 7 – 9 g


Chiffchaffs typically breed between April and June, building their nests in trees or shrubs.

The female lays a clutch of 5-6 eggs, which she incubates for around 13-14 days.

The chicks are fed by both parents and fledge from the nest after around 10-14 days.


Chiffchaffs are adaptable birds that can thrive in a variety of habitats.

They are commonly found in woodlands and hedgerows, where they nest in trees and shrubs, but they can also be found in parks and gardens.

Chiffchaffs are particularly common in rural areas, where they feed on insects.



Chiffchaffs are insectivores, feeding on a wide variety of insects and spiders.

They are particularly fond of small flies and midges, which they catch by hovering in the air or by picking them off leaves and branches.

Chiffchaffs are also known to feed on small caterpillars and beetles.

If you have seen a Chiffchaff, please let us know via our survey page.