One of the things we enjoy about living in the country is observing the interactions of the animals - both among their own kind and with other animals. One of the more unexpected interactions has been between this year's Wiltshire lambs and the spur-winged plovers who have decided to make a nest in the middle of the paddock, just like last year. The lambs have developed a fascination for the birds, crowding around them like kids around a lolly scramble. In turn, the birds are