We harness the skills and passion of birdwatchers to advance our understanding of ornithology and produce impartial science - communicated clearly for the benefit of birds and people.
More about us »
A summary of the fourth report by the Avian Population Estimates Panel, presenting population estimates of birds in Great Britain and the United Kingdom.
Red Sixty Seven is a collaboration between 67 authors and 67 artists with a single goal: to raise funds to support conservation work aiming to reverse the declines of our most at-risk birds.
From the impacts of garden bird feeding to new discoveries through tracking Short-eared Owls - look back on the highlights of an eventful year for BTO.
Andy Clements, BTO's Chief Executive, looks at how BTO can engage new audiences.
A Short-eared Owl, fitted with a satellite tag whilst breeding in Scotland, has been tracked to Morocco.
The latest Scottish terrestrial breeding bird indicator reveals mixed fortunes and short-term impacts of the Beast from the East.
Amy Hall discusses how BTO can better provide opportunities for the next generation of ornithologists.
Urgent action is needed to tackle the decline of breeding wader populations in the UK.
David Noble takes a sober look at the latest State of Nature Report.
An overview of how the country’s wildlife is faring, looking back over nearly 50 years of monitoring to see how nature has changed.
An assessment of the impact of BTO science over the period 2012–2018, this report was part of the evidence provided to an independent expert review panel.
Henrietta Pringle reveals the work behind a recent paper on gamebirds and predation
Pheasants and Red-legged Partridges for commercial shoots may be boosting numbers of the avian predators and scavengers.
There are still important questions to answer, so we have fitted four more Cuckoos with satellite tags this spring.
BTO science contributes to our understanding of future scenarios, and informing policies and conservation management strategies to help species adapt.
Take part in this simple collaborative project between BTO and the BBC Springwatch team.
Newly published research from BTO shows how the popular pastime of feeding the birds is significantly shaping garden bird communities in Britain.
The latest BTO/RSPB/JNCC Wetland Bird Survey report has been published, covering the period July 2017 to June 2018. Explore all the data and trends, including waterbird totals for all WeBS sites...
Andy Clements, BTO Chief Executive, sets out BTO’s position regarding the current debate about wildlife licensing.
The new BBS report shows the impact that severe 2018 weather may have had on some of our birds.
Phil Atkinson explains the technology behind tracking.
A major new study led by BTO, working with the Wetland Bird Survey (WeBS) partners, JNCC, RSPB and in association with WWT, provides detailed information on the importance of Great Britain for...
BTO research is helping to shape the modern farmed landscape by informing agri-environment schemes.
Help us pinpoint why Spotted Flycatchers are dying, and address the alarming declines that we have charted over the last 50 years.
As demand for food increases, a crucial question in conservation is how to limit the negative impacts of agriculture on biodiversity. ‘Land sparing’ has been proposed as a strategy to address...
Can we move and inspire people with passionate, powerful communications without compromising our impartiality and scientific credentials?
Short-eared Owls are declining. By funding further research we will be able to work towards securing their future.
BTO has been working with volunteer-sourced atlas data for many decades. Now we are taking the bold step of making the full archive of distribution data freely available for anyone to use.
Steve Portugal explains why and how birds undertake long and perilous migratory journeys.
