Over the course of two sweltering days of rambling the West Bank, we squeeze through a thicket of visible and imaginary borders, fences, walls, frontiers, barriers, no-go zones. After a year steeped in the oceanic vistas of Arabia, of Africa, such a dicing of landscape into countless micro-turfs makes me dizzy.
If my legitimate vengeance be a blow,
Mistrusting my bare arm can deal that blow,
I claim co-operation of a stick
Despite my determination to put the question off, my mind, or sub-conscious mind, like a dog with a bone which it refuses to drop in defiance of its master's command, went on revolving it.
Common shells include frog-shells, distorsios, volutes, tulips, murex, cones, olives, marginellas, cowries, augers and the Florida horse conch, the state's official shell, which can grow up to 24in (6 1 cm) long.