Nearly 3000 records have now been submitted through the Abnormal Plumage Survey. This brilliant response has enabled preliminary results to be compiled and published. Blackbirds have, so far, been the real stars of the survey, with almost 1000 sightings of unusual-looking birds logged. However, many other species, sporting a wide range of plumage abnormalities, have also been spotted. Find out which ones, how they have been affected and where they are being seen…
What effect might annual releases of non-native gamebirds be having on native biodiversity?
Henrietta Pringle reveals the work behind a recent paper on gamebirds and predation
Climate change in a warming world
BTO science contributes to our understanding of future scenarios, and informing policies and conservation management strategies to help species adapt.