1.   They are also warning that terrorists could attempt to cripple the farm economy by spreading contagious livestock diseases.

2.   A highly contagious livestock ailment, foot-and-mouth disease poses no threat to humans and rarely kills animals.

3.   A highly contagious livestock ailment, foot-and-mouth disease poses no threat to humans.

4.   Fears intensified that the highly contagious livestock ailment could spread to continental Europe.

5.   Foot-and-mouth disease has spread to continental Europe, with France announcing its first case of the highly contagious livestock ailment on Tuesday.

6.   Officials sealed off a slaughterhouse in central England last week after a pig showed blisters, a symptom of the highly contagious livestock disease.

7.   Officials sealed off a slaughterhouse in central England on Thursday after a pig showed blisters, a symptom of the highly contagious livestock disease.

8.   Six months after the first cases of the contagious livestock ailment were confirmed in Britain, rural life has begun to return to normal.

9.   The Irish government was worried that the highly contagious livestock epidemic might be transported to its own farms by thousands of rugby fans traveling to and from Britain.