Welcome to the BTO

Looking out for birds? Share your interest in birds with others by being part of the British Trust for Ornithology. Volunteer surveyors, members and staff work in partnership to provide unbiased information about birds and their habitats. Join or volunteer today and make birds count.

House Martin by Doug Welch

House Martin Survey 2017

House Martins are in trouble and we are calling on members of the public to follow and record the nesting activity of House Martins to help us understand why. If you have House Martins breeding nearby, please take part in the House Martin Survey.

Mistle Thrush by Jill Pakenham

GBW annual results

The Garden BirdWatch annual results, just published, show mixed fortunes for our garden birds in 2016. Good numbers of Red-listed Song and Mistle Thrushes provided a winter highlight, whilst Greenfinches were seen in the lowest number of gardens ever.
State of UK Birds 2016 cover

The State of the UK's Birds 2016

More than one quarter of UK birds are in need of urgent conservation effort with Curlew, Puffin and Nightingale joining the growing list of threatened species – but there is good news for some. Read the full SUKB report.
Cuckoo by Colin Brown/BTO

The Cuckoos are coming

The first of our tagged Cuckoos is well on his way and has crossed the Sahara, the Mediterranean and Spain. Selborne is on the southern edge of the Pyrenees but will he be the first back to the UK? Follow them as their journeys unfold.