Climate change is a major threat to biodiversity, and migratory birds such as the Swallow and Willow Warbler are particularly vulnerable, due partly to their reliance on reliable sources of food and ...

After an autumn that has been dominated by quite strong westerly winds, we finally saw a change in the weather recently with a few days of easterly winds. This brought a nice mix of migrants to the ...

If you record a species that is rarely encountered within a bird recording area, BirdTrack will prompt you to supply a description so that the local recorder / records committee can assess the ...

Mid August may feel like summer to many people, especially as I write this in the midst of the latest heatwave, but in birding terms autumn is already well underway. The first waves of autumn wader ...

Passive acoustic monitoring (PAM) provides a means of collecting data on birds, as well as other species. BTO is already using this technology to gather valuable data on populations, as well as ...

A devastating wave of high pathogenicity avian influenza (HPAI / bird flu) has triggered an unprecedented global wildlife emergency, decimating seabird and waterbird colonies across the UK and beyond.

Satellite technology is helping scientists from the British Trust for Ornithology (BTO) to better understand the pressures that the UK’s breeding Cuckoos face as they make annual migrations of 16,000 ...

Every 20 years or so volunteer birdwatchers carry out a complete stock-take of the birds of Britain and Ireland for the Bird Atlas. Bird Atlas 2007–11 was one of the most ambitious volunteer projects ...

More streaked than spotted, this small grey-brown, long-winged flycatcher is a dashing bird of woodland, parks and gardens. The Spotted Flycatcher is amongst the last of our summer visitors to arrive, ...

Written by Dave Cromack and drawing on the BTO's expertise, this new book provides the perfect guide to building, erecting and monitoring nestboxes for a broad range of familiar bird species.

Take part in our survey of Nightjars, Woodlarks, Dartford Warblers and a number of other important heathland species in 2025. Heathland Birds Survey volunteers can view and enter data in the online ...

Breeding Curlews continue their precipitous long-term contraction in Scotland, while the decline of the migrant Wheatear gives cause for concern. Together, these species highlight a worrying picture ...