The redwings are too busy eating to sing

Airedale, West Yorkshire Far from being robust birds, these visitors from Scandinavia can suffer terribly when the temperature dropsThe little grebes have changed into their smart off-season outfits – smoky-brown, with a dark cap worn low on the brow – and moved upriver, westward, to winter with us. The quickening of the current has brought a dipper down from the river’s higher reaches. In a hawthorn that overhangs the water, redwings gorge on the dull red fruit.These aren&rsqu