blocks chalk cliff coastline England face gap Great Britain gulley gully kent landscape natural nature passage ravine rock white beak bill bird black-headed english eye feathers gull head Larus ridibundus legs seagull wings bark branches chestnut enormous Fagus giant large norfolk parkland plant tree trunk unusual Buckinghamshire Dark Mullein flowers perennials plants Scrophulariaceae spikes summer Verbascum nigrum wild yellow Cornish cornwall early purple orchid Orchis mascula petals pink spike spring Armeria maritima coast flora May red thrift footpath forest moss path sunlight Sussex track trail trees trunks wood woodland Cardamine pratensis Cruciferae Lady's smock mauve alone cloud farm field lone lonely one single sky winter box fence home house nesting owl oxfordshire platform pole reserve