Background

Pages about birds in general: how they are put together, how they are related to one another and where they live. They stand apart from the species list and will grow along with the guide.

• The bird’s egg

  From cuticle to germinal disc: how the egg is built, how it is made in a single day, and what its shape, colour and size mean.

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• The bird within the animal kingdom

  From the cell with a nucleus to the bird in the garden: the chain of ever wider groups a bird falls inside.

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• The habitats of Europe

  The ten main groups of European habitats after EUNIS, with the species that belong in each.

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