animal cattle cows England english farm grass graze Great Britain green herd landscape livestock mammal meadow pasture rural summer Sussex trees Weald Cleator Moor crataegus cumbria environment hawthorn hedge hill home house natural nature spring view countryside exercise field footpath outdoors path Surrey track trail tree walk downland fields hills junction national park road rolling South Downs village wood bloom boll bright flower flowers garden heat hot petal petals poppies red seed vessel stem summery sunlight sunshine alone grassland hillside isolated lone lonely one single blue clouds peaceful sky tranquil cloud crop Downs peace