Tweet of the Day: A Year of Britain's Birds from the Acclaimed Radio 4 Series

Imagine a jazz musician, improvising on a theme. Then imagine that he is able to play half a dozen instruments - not one after another, but almost simultaneously, switching effortlessly between instruments and musical styles with hardly a pause for breath. If you can countenance that, you are halfway towards appreciating the extraordinary song of the nightingale . . .

Wherever we are, there are birds. And wherever there are birds, there is birdsong. It's always a pleasure (and a relief) to h...