The Arctic Tern, Sterna Paradisaea, more lovingly known by its piercing cry, Skría, makes any visit to North Iceland a treat in the summer.

They go right for your scalp, screaming. The trick is not to duck but to hold a stick above your head, the Icelander’s say, which is fine and beautiful advice …

… in a land without trees. I think this is why rams have horns. Just a guess.