About the surveyThe Heathland Birds Survey will survey all the Nightjars, Woodlarks and Dartford Warblers, in all habitats, throughout the UK and Channel Islands.

Read the latest updates from our Cuckoos on their epic migration between the UK and tropical Africa, or track their movements in real-time on our Cuckoo migration map. If you enjoy these updates, ...

This North American cousin of the Goldcrest is an extremely rare visitor to our shores, typically crossing the Atlantic after getting caught in fast-moving storms. Following a handful of Western ...

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 ...

Using geolocators as a tool to understand migration routes does not provide instant gratification. To collect the data from the geolocators, they have to be retrieved from the birds, which meant we ...

BTO ringer and DPhil student Will Smith writes about his latest research into the distinctions between wild Rock Doves and the Feral Pigeon.

The southerly airflow continued as March progressed and summer migrants arrived in force. Early migrants such as Swallows, House Martins, Willow Warblers and Sedge Warblers were reported from several ...

Why can’t Cuckoos change their clocks? Previous research looking at patterns across many species has shown that, in general, the timing of departure from the wintering grounds is the major determinant ...

BTO scientists call for urgent investment in long-term monitoring and improved approaches to disease response, as avian influenza decimates a suite of bird species ...

Waterbirds in the UK presents the results of the annual Wetland Bird Survey. Since 2022, Waterbirds in the UK has also been the primary reporting mechanism for the Goose and Swan Monitoring Programme.

A new report published today by the British Trust for Ornithology (BTO), in partnership with RSPB and JNCC, reveals impacts of Avian Influenza on Mute Swans across the UK. The Wetland Bird Survey ...