A world inspired by birds and informed by science.
Making birdwatching count
We empower 60,000 bird-enthusiasts to gather vital data, develop their skills and be part of a vibrant community.Championing impartial science
We answer the most pressing questions about birds, through our thorough and impartial scientific research.Sharing our bird knowledge
We communicate our knowledge and expertise to increase the value of birds and other wildlife for all.
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Join BTO today
Support BTO by becoming a member, and receive a wonderful welcome gift - our great BTO guide to Common British Birds.
Gift memberships are also available.

More ways we work

BirdTrends 2020 published
The BTO's BirdTrends report is a one-stop shop for information about the population status of the common breeding birds of the wider UK countryside.

Identifying small mammals from their high-pitched squeaks
Research published in British Wildlife by a team led by the BTO provides new possibilities for sound identification to be used as a non-invasive survey method.

BTO and COVID-19
BTO statement on participating in surveys during the Coronavirus pandemic (UPDATED 06.03.2021).