Rock Pipit - ?

"Anthus Petrosus"
A bird of of Rocky Coasts and Islands / Lark like appearance and habit with aerial song flights / breeding resident / passage migrant / forages on clifftops in summer - on shoreline in winter / feeding on insects, sandhoppers , beetles, small fish, small shellfish and seeds / Hair lined nests on ground or rock cavity / 4-5 eggs , 1-2 broods , April-July / Max Lifespan 4years.