From England to Northern Ireland, Scotland and Wales, BTO welcomes everyone to get involved wherever they are—and works to make sure its monitoring projects cover the whole of the UK.

BirdFacts provides up-to-date information on the status and ecology of birds in the UK, drawing on information collated by BTO and partner organisations through our citizen science surveys and …

Here is an alphabetical list of the regularly occurring UK bird species that are listed in our BirdFacts Species database. Our database also includes an entry for all species on the official British List …

The heart of BTO encompasses three key areas: birds, science, people. We work to secure a better future for birds and nature, using our science, monitoring and data to inform good environmental …

BTO collects, analyses, reports on and offers a wide range of data including facts and figures on British birds (including bats and butterflies), trends in numbers and breeding performance over 50 years and …

BTO supports the taxonomic listing recommended by the British Ornithologists’ Union (BOU) in its British List and we use it in our work. We also use that list to create a bird species table of our own to help …

Join BTO Get exclusive content and benefits with BTO membership, all while supporting our crucial work.

It applies to all BTO activities, whether online (including meetings and events, telephone, letter, and email) or offline (any face-to-face interaction). We've also written some guidance for volunteer …

BTO runs a wide range of bird ID training and ornithology courses throughout the year. Browse the listings below to find a training course that's right for you. You can also find out more about our …

BTO has run the year-round Garden BirdWatch scheme since 1995, and thousands of people across the UK contribute their sightings each week. Gardens are really important habitats for wildlife, but we …