And if you look down into it, there's this sort of dam past the spadix, flies get attracted by the heat -- which is boiling off volatile chemicals, little midges -- and they get trapped underneath in this container.
Hvis man ser ned i den, er der en slags dæmning bag ved koblen, fluer bliver tiltrukket af varmen -- som skabes af reaktioner imellem kemikalier -- små fluer, de bliver fanget for neden i den her beholder.