Identifying Kittiwake and other small gulls
Young Kittiwakes have a distinctive wing pattern, but several sought-after rarer species have similar markings - how can you tell them apart?
This video looks at several Gulls in juvenile plumage- Kittiwake, Little Gull, Black-headed Gull, Sabine's Gull and Ross's Gull.
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.