Spend as much time as you like following each Cuckoo's migration and reading the updates about their movements. No technical skills are required to support the Cuckoo Tracking project - just a love of ...

The Winter Gull Survey collects information about our wintering gull populations, through the coordinated effort of volunteer surveyors across the UK. Winter Gull Survey volunteers can view and enter ...

Overview The State of UK’s Birds reports have provided an periodic overview of the status of the UK’s breeding and non-breeding bird species in the UK and its Overseas Territories since 1999. This ...

The Red Kite was persecuted to the point of extinction in Britain, just about hanging on in Wales, but a late 20th century reintroduction programme has transformed the fortunes of this species. With ...

The BTO Acoustic Pipeline enables accurate species identification and data management for acoustic monitoring, in conservation, management and site assessment. It offers bespoke audible classifiers ...

More than half of British Swifts have been lost since 1995, but the reasons underpinning this decline are unclear. BTO scientists are involved in research aiming to address these knowledge gaps, ...

About the surveyThe BTO/JNCC/RSPB Breeding Bird Survey (BBS) is the main scheme for monitoring the population changes of the UK’s common and widespread breeding birds, producing population trends for ...

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

Hearing is arguably a more important sense to a hunting owl than vision. As this article demonstrates, owls have very well-developed hearing, which enables them to pinpoint the location of their ...

Calls and identification The territorial hooting call of a male Tawny Owl is probably the most familiar of UK owl calls, beginning with a drawn out ‘hooo’, followed by a brief pause, before a softer ...

Contrary to popular opinion, Nightingale is not the only bird that sings at night. In fact, due to its recent decline, you are more likely to hear other birds singing after dark. This video ...

This identification video examines Chiffchaffs and Willow Warblers to help you learn the key features needed to identify both species with confidence.