Identifying Common & Herring Gull

Love them or hate them, you can't (or shouldn't) ignore gulls. Build up your gull ID skills by learning to recognise two ideal reference species from this versatile and varied family: Common Gull and Herring Gull.

BTO bird identification videos are supported by Natureguides

Natureguides kindly provide species video clips for our bird identification videos.

Bird tracking

Phil Atkinson explains the technology behind tracking.

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BirdTrack migration blog – early spring

It may still feel like winter but for some species, the increasing temperatures and lengthening days have already kick-started spring migration, with birds starting to arrive and depart across Britain and Ireland.

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Paper call for special HPAI issue

We are putting together a special issue of the BTO journal Bird Study to bring together research documenting the HPAI outbreak and its impacts on wild birds.

Identifying Common & Herring Gull

BTO bird identification videos are supported by Natureguides

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