The eider is a large seaduck, famed for its soft, downy feathers that are not only used by the bird to line and insulate its nest, but also by humans to stuff our quilts and pillows. It nests…

The starling is a familiar garden visitor that has a beautiful purple-and-green sheen to its black feathers. It is famous for its wintry aerial displays - massive flocks can be seen wheeling over…

Listen out for the 'drumming' sound of a male snipe as it performs its aerial courtship display. It's not a call, but actually its tail feathers beating in the wind. Snipe live on…

The bearded tit is an unmistakable cinnamon-coloured bird of reedbeds in the south, east and north-west of England. Males actually sport a black 'moustache', rather than a beard!

In summer, the 'frothy' flowers of lady's bedstraw can carpet the grasses of meadows, heaths and coasts with yellow and fill the air with a sweet, honey-like scent.

The nodding, blue bells of the harebell are a summer delight of grasslands, sand dunes, hedgerows and cliffs. They are attractive to all kinds of insects, too.

A summer visitor, the wheatear is a handsome chat, with black cheeks, white eyestripes, a blue back and a pale orange chest. Look for it on upland heaths and moors.

A dark, stocky warbler, the Cetti's warbler is most likely to be heard, rather than seen - listen out for its bubbling song among willow, marsh and nettles.

The birch polypore only grows on Birch trees. This leathery bracket fungus has a rounded, coffee-coloured cap that was once used for sharpening tools, hence its other name: the 'Razorstrop…