The world’s oldest known figurative artwork has been discovered in a cave in Indonesia – an endearing image of a warty pig. Archaeologists working on the site on the island of Sulawesi said ...

This 45,500-year-old pig painting is the world’s oldest animal art. The depiction of a warty pig adds to the mounting number of cave art finds throughout Indonesia.

Only about 300 Visayan warty pigs exist in captivity (pictured, an animal at the Minnesota Zoo). Their wild population is unknown. Photograph by Joel Sartore, National Geographic Photo Ark ...