there has been swan xmas drama, and this is going to be a long thread. before all the drama happened mum and toyboy and their three cygnets shared (just) a very long stretch of canal with mum's older son by another swan and son's girlfriend,who happens to be toyboy's young sister further along the canal, there are young lovers with just one of their three cygnets (the other two have been rescued injured and released elsewhere as the risk of rejection is too great). they consider all of the canal between the river and the stretch the others are on...