Andy Sands / Merlin (Falco columbarius) five chicks in nest among heather on grouse moor at two days old, Upper Teesdale, Co Durham, England, UK, June

Andy Sands / Merlin (Falco columbarius) female perched on Heather Grouse moor, Upper Teesdale, Co Durham, England, UK

Andy Sands / Merlin (Falco columbarius) female flying low over Heather Grouse moor carrying bird prey, Upper Teesdale, Co Durham, England, UK

Andy Sands / Woodcock (Scolopax rusticola) nest with four eggs amongst heather on working grouse moor, Upper Teesdale, Co Durham, England, UK, April

Andy Sands / Curlew (Numenius arquata) walking back to nest on recently burnt heather strip. This is the usual nest site on a working Grouse Moor, a recent decision to ban strip burning on deep peat will have an a...

Andy Sands / Curlew (Numenius arquata) nest with four eggs on recently burnt heather strip - this is the usual nest site on a working Grouse Moor, a recent decision to ban strip burning on deep peat will have an a...

Andy Sands / Curlew (Numenius arquata) nest with four eggs on recently burnt heather strip - this is the usual nest site on a working Grouse Moor, a recent decision to ban strip burning on deep peat will have an a...