A pig is seen inside its enclosure at a farm in Spain's central town of Burgos
A pig is seen inside its enclosure at a farm in Spain's central town of Burgos April 28, 2009. Spanish authorities have confirmed a second case of swine flu, this time in a patient in the region of Valencia, the Health Ministry said on Tuesday. The United Nations' food agency said on Tuesday its was mobilising its animal health experts to check if the new strain of flu virus widely described as swine flu is really directly linked to pigs.
REUTERS/Felix Ordonez (SPAIN ANIMALS ENVIRONMENT HEALTH)