China map as flag
young piglets drinking at pig farm hog
nursing piglets
pigs looking through gap
China map as flag
This is a close-up of the finger-like 'villi' that make up the lining of the small intestine in the pig.
Demonstration at the Red Cross emergency ambulance station in Washington, D.C., during the influenza pandemic of 1918.
Pig studying faces in visio-cognitive trial.
group of pigs