Country diary: one spider to make a song and dance about

Río Almonte, Extremadura, Spain Camel-haired legs, gleaming black eyes and the largest pair of spider jaws you’ve seen in your life – a tarantulaThere were all sorts of exciting birds overhead, including vultures in elegant spirals and clusters of crag martins spooked up by a hunting sparrowhawk. Yet the group’s attention had been called to an insignificant hole in the bare ground by the picnic table.The hole was 4cm across and had an untidy circlet of dead grasses arran