Morphology, geographical variation and the subspecies of Marsh Tit Poecile palustris in Britain and Central Europe

Tit taxonomy is complex, with several species and subspecies reclassified many times since they were first formally described. This paper uses data collected during ringing to examine subspecies in ...

Changing densities of generalist species underlie apparent homogenization of UK bird communities

An assessment of the potential benefits of additional stratification of BBS squares by habitat and accessibility to enhance the monitoring of rare species and habitats.

Download file

Contrasting effects of GPS device and harness attachment on adult survival of Lesser Black-backed Gulls Larus fuscus and Great Skuas Stercorarius skua

Guests of Summer

Guests of Summer provides a fascinating insight into the lives of one of our most enigmatic and enchanting small birds - the House Martin.

Buy now from BTO

Are white storks addicted to junk food? Impacts of landfill use on the movement and behaviour of resident white storks (Ciconia ciconia) from a partially migratory population

Long-term changes in the migration phenology of UK breeding birds detected by large-scale citizen science recording schemes

Data collected by volunteer citizen scientists have been used to show how the timing of bird migration to and from the UK has changed since the 1960s. The spring arrival dates for 11 of 14 common ...

View on journal website