insecte (1) indicateur (1) dune (1) côte (1) climax (1) Antiquities, Prehistoric (1) Sahel (1) Sahara (1) Rain and rainfall (1) Paleopedology (1) Marks (Medieval land tenure) (1) Prehistoric peoples (1) Islands (1) Humidity (1) Canaries (1) Beds (1) insecte (1)