How long have pigs existed?

Pigs, as members of the family Suidae, have existed for millions of years, with their ancestors dating back to around 37 million years ago during the late Eocene epoch. The domestication of pigs by humans is believed to have occurred around 9,000 years ago in regions such as the Near East and China. Today, domestic pigs are derived primarily from the wild boar, showcasing a long history of evolution and interaction with humans.