These urgent bird calls are designed to distract

South Uist If the oystercatchers had sounded anxious, the new arrival sounds almost desperate, for its call has a panicky breathlessness about itAt the end of a hot summer day what could be pleasanter than a peaceful evening stroll down to the beach? The sun is still warm, there’s just the lightest of breezes, and the only sound to be heard is that of a skylark singing overhead. But we haven’t walked far before an oystercatcher takes to the air, uttering a succession of loud, shrill