In addition to such cases as the kephir and ginger-beer plants (figs. 19, 20), where anaerobic bacteria are associated with yeasts, several interesting examples of symbiosis among bacteria are now known.

The leader, Jones, is well in front.

Mayorga was no backbencher in the dirty war. He had been chief of the naval base in Trelew in 1972, when one of the first massacres took place.

The Cottagers had previously gone eight games without a win and had slipped into the relegation zone over Christmas, with boss Hughes criticised by fans after their 3-1 home defeat by fellow basement battlers West Ham on Boxing Day.