Waterbirds in the UK presents the results of the annual Wetland Bird Survey Report. Since 2022, Waterbirds in the UK is also ...

The American wood warblers are similar in in size, shape and habits to the old world warblers, to which they are not at all related, though they are generally rather more colourful, particularly the ...

Frigatebirds are highly maneuverable aerial predators of tropical waters. The five species all breed in large colonies in trees on tropical islands. During courtship the males (which are mostly black) ...

‘Biodiversity’ describes the variety of life in an area. It can be measured in areas as small as a back garden and as big as the entire Earth, and encompasses everything from genetic diversity and ...

Spend any time watching your gardens birds and you'll soon discover a host of different behaviours. It might be a Blackbird preening its feathers, a group of Starlings whirling about the sky in a ...

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 ...

Song and Mistle Thrush are two garden species that are readily confused; both are grey-brown in appearance and both have a spotted breast and pale legs. However, with good views and the right pointers ...

Welcome to the BTO Acoustic Pipeline Support Hub. Here you can find guides, technical requirements, information about equipment and other resources to help you ...

English Farm Woodland Birds 2019 Non-Estuarine Waterbird Survey 3 (NEWS III) 2015/16 Urban Gull Case Study 2018 & 2019 Northern Ireland Lowland Breeding Waders 2018 & 2019 ...

This small family of waders is charcterised by slender bodies and long wings; the pratincoles also have very short legs. They are charcteristic of open semi-desert habitat in Africa, Asia and ...

Species in the table that are marked with an asterisk are ones for which we particularly wish to encourage more monitoring because although they are common we receive relatively few records for them.

Wood and Green Sandpipers can be a tricky pair of species to separate! Watch our video to learn the key identification features needed to distinguish between these two similar species, including ...