Take a bitesize masterclass in birds. Learn something new today by browsing our growing library of articles on bird behaviour and biology.

Tagged Lesser Black-backed Gull. Gary Clewley
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Bird tracking - a masterclass

Phil Atkinson explains the technology behind tracking.

Whooper Swan. Sarah Kelman

Bird migration - a masterclass

Steve Portugal explains why and how birds undertake long and perilous migratory journeys.