When we last posted Arthur’s whereabouts just over a week ago, he had moved into Liberia in West Africa, over 3,000 km (1,864 miles) from where he’d spent the winter months. In the last few days, he ...

From walks and talks to our annual conference, BTO runs lots of events throughout the year. Browse the listing below and use the filters to find an event that's right for you. If you would like to ...

The species in this family are some of the commonest birds of shorelines around the world and they have evolved into a wide variety of body forms. Most have long bills relative to their body size and ...

Highly pathogenic avian influenza (HPAI) is a threat to poultry production. It is desirable to be able to forecast HPAI outbreaks to allow for the implementation of elevated biosecurity measures. The ...

Charlotte Griffiths, Project Lead for BTO's ground-breaking new project to survey raptors in Wales, Cudyll Cymru, hosts a talk on identifying local raptors and how to get involved in the project.

Data from 17 small migratory bird species tracked on passage between Europe and Africa show they shift altitude markedly when crossing deserts and marine barriers. Birds were found to fly higher over ...

Biodiversity monitoring at large spatial and temporal scales is essential for informing conservation policies. The International Waterbird Census (IWC) is one of the longest-running global citizen ...

BTO is working with partners BirdWatch Ireland, the RSBP, Scottish Ornithologists’ Club and Welsh Ornithological Society to secure a step change in the evidence base for bird conservation across ...

For migrant birds, there are both ‘push’ and ‘pull’ factors that drive their migration. Typically, it’s a mix of factors. Different species also migrate at different times, and in different ways - in ...

House Sparrow perched on a beam, by Amy Lewis / BTO The UK is home to 73 million fewer birds today than it was in 1970, according to research from the British Trust for Ornithology (BTO) published ...

A pair of Hoopoes succeeded in raising three young from a nest in farmland in Leicestershire and Rutland. This distinctive species from southern Europe, its plumage a combination of salmon-pink and ...