{"product_id":"9781782221012","title":"Hill Birds in North-East Highlands","description":"Field observations in the Scottish Highlands over decades - ptarmigan, red grouse, golden plover, dotterel, bird counts.The author documents hatch-dates of ptarmigan and red grouse in relation to blaeberry growth and climate. He collates field observations on golden plover, involving proportions of dark-plumaged summering birds, breeding success, population density within and amongst areas, and declines since the late 1970s. Another chapter reviews evidence on dotterel abundance. The author criticises a paper claiming benefits of game-keeping for moorland birds and a report on effects of predation on birds.","brand":"Paragon Publishing","offers":[{"title":"Default Title","offer_id":47065192333552,"sku":"9781782221012","price":20.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/9781782221012_p0.jpg?v=1763720244","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/9781782221012","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}