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.
BTO Equipment Donation Scheme
BTO is supporting young people across the UK by supplying them with unused or unwanted birdwatching equipment. Share your passion for birdwatching with the next generation.
The sound of spring is changing
Using new techniques, this study shows that the birdsong soundscape in Europe and North America has deterioriated over the past 25 years, due to a reduction in acoustic diversity and intensity.
More ways we work
Migration blog – Winter
As we get ever closer to the end of autumn the pace of migration steadily slows, and as the daylight hours shorten so does the variety of birds on the move.
BTO produces new climate change report
A new report, published during COP26, highlights how climate change is already impacting the UK's birds.
BTO and COVID-19
BTO statement on participating in surveys during the Coronavirus pandemic (UPDATED 23.07.2021).