AUDIO: Birds 'bouncing back' after mild winter

It's the RSPB's annual Birdwatch this weekend but are the birds confused with the seasons after the recent spell of warm weather and if they are what effect is it having on them?

Source: http://news.bbc.co.uk/go/rss/int/news/-/today/hi/today/newsid_9688000/9688600.stm

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