About the project We’ve been satellite-tracking Cuckoos since 2011. We’ve learned lots of vital information, such as how the different migration routes are linked to declines, and some of the ...

In England and Scotland, permits for ringing and/or nest recording are issued by BTO on behalf of the relevant Country Agency; licences for other activities are issued directly from Natural England or ...

Here is an alphabetical list of the regularly occurring UK bird species that are listed in our BirdFacts Species database. Our database also includes an entry for all species on the official British ...

Waterbirds in the UK presents the results of the annual BTO/RSPB/JNCC Wetland Bird Survey (WeBS) report. Since 2022, Waterbirds in the UK is also the primary reporting mechanism for ...

Bird ID videos Identifying Corvids - Crows, Choughs, Jackdaws, Rooks and Ravens On this page ...

Overview This is the 29th annual report of the BTO/JNCC/RSPB Breeding Bird Survey (BBS) and Waterways Breeding Bird Survey (WBBS), documenting the population trends of widespread UK breeding bird ...

All codes for Possible, Probable and Confirmed Breeding had to relate to individuals in potentially suitable nesting habitat. Code F (Flying over) should have only be used on Roving Records forms and ...

Early May Laying a clutch of eggs This is an exhausting time for the female. She lays one egg a day during early May, usually first thing in the morning. Blue Tits have one of the largest clutch sizes ...

About the ringing scheme The benefit of ringing data Ringing data make a major contribution to the study of population changes and to our understanding of species declines. Bird populations are ...

For commercial use, academic research and citizen science The Pipeline has been used for a wide range of commercial projects, citizen science projects and bioacoustics research. It is trusted by over ...

UK House Sparrow populations have shown a significant long-term decline, and these have been found to vary both geographically and according to habitat. The largest declines have occurred in urbanised ...

The first of our birds to start his post-breeding migration, he as already covered 520 km (323 miles), having left the UK just west of Worthing before crossing the Channel. He then headed inland ...