Articles

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

Birds and pollution

Increasing human activity brings more pollution into the environment. This can take many forms and can affect birds in a number of ways, as Nina O'Hanlon explains.

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Greenfinch and Chaffinch, Edmund Fellowes

Disease in birds

Disease can have serious implications for our wild bird populations, as Wildife Vets from the Zoological Society of London explain.

Gulls allowed?

Stories of rampaging ‘seagulls’ dominate column inches in the holiday season. Our BTO gull experts take a look at the facts behind the headlines.

A Blue Tit diary

Hazel McCambridge walks through the diary of an average Blue Tit during the breeding season.

Tagged Lesser Black-backed Gull. Gary Clewley

Bird tracking

Phil Atkinson explains the technology behind tracking.

Bird migration

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

BTO Data Reports

Our reports provide rigorous scientific information to inform Environmental Impact Assessments in the UK.

Blog

BirdTrack migration blog (end of October to mid November)

Even as we reach the beginning of November, autumn migration is still very evident. Birds continue to arrive in the UK from more northerly regions to spend the next few months here in our warmer winters, before...

Event

Raptor ID training (2 sessions, Wednesdays 7pm)

The training will consist of two weekly online modules of 90–100 minutes each, complemented by supported self-study exercises which will be provided after each session. The training will be run by BTO staff members Nick...