A world inspired by birds and informed by science.
Making birdwatching countWe empower 60,000 bird-enthusiasts to gather vital data, develop their skills and be part of a vibrant community.
Championing impartial scienceWe answer the most pressing questions about birds, through our thorough and impartial scientific research.
Sharing our bird knowledgeWe communicate our knowledge and expertise to increase the value of birds and other wildlife for all.
What we can learn from 25 years of watching gardens
Exploring the value of a complete quarter-century of weekly garden bird observations from BTO's Garden BirdWatch covering the length and breadth of the country.
Survey determines drivers of House Martin breeding success
Latest research based on the House Martin Survey shows that one of the simplest ways to help House Martins is to provide artificial nesting cups.
More ways we work
BTO and COVID-19
BTO statement on participating in surveys during the Coronavirus pandemic (UPDATED- 08.01.2021).
Our volunteers: the beating heart of BTO data
Head and Principal Ecologist, David Noble, shares why volunteer-collected data are so important for an organisation like BTO.
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.