Pig - Wikipedia
The pig (Sus domesticus), also called swine (pl.: swine) or hog, is an omnivorous, domesticated, even-toed, hoofed mammal. It is named the domestic pig when distinguishing it from other members of the genus Sus.

Pig | National Geographic Kids
Pigs have poor eyesight, but a great sense of smell. The pig’s nostrils are on its leathery snout, which is very sensitive to touch. The pig uses the snout to search, or root, for food....

Pig | Description, Breeds, & Facts | Britannica
Pig, wild or domestic swine, a mammal of the Suidae family. Pigs are stout-bodied, short-legged, omnivorous mammals, with thick skin usually sparsely coated with short bristles.

Pig Facts | Mammals | BBC Earth
Swine, pig, hog or boar? Pigs and their wild relatives, hogs and boars – collectively known as swine – are among the most wide-ranging and adaptable mammals on the planet.

Pig Facts - Fact Animal
There are 16 species of pig found in the world, with the domestic pig being one of those species, although some scientists consider them a subspecies of the wild boar.

Pig Animal Facts - Sus scrofa domesticus - A-Z Animals
The domestic pig is the domesticated form of the wild boar (Sus scrofa), widely kept worldwide for meat production and also as companion animals; it is a highly intelligent, omnivorous suid with a strong snout adapted for rooting.

Pigs - Facts, Information & Farm Pictures - Animal Corner
The pig was domesticated approximately 5,000 to 7,000 years ago and are found across most of the world including Europe, the Middle East and into Asia as far as Indonesia and Japan.

10 Facts About Pigs - FOUR PAWS in US - Global Animal Protection ...
Pigs use their grunts to communicate. The grunts vary depending on the pig's personality and environmental context and can convey important information about the welfare of this highly social species. 6,7 Pigs have a very good memory. Not only can they remember things after a long time, but they can also prioritize important memories! 1

Pigs: How We Got Here - The Open Sanctuary Project
A short resource on the history and current challenges of the domesticated pig. How has domestication impacted their current existence?

Pigs | Nature | PBS
Pigs include the domestic pig and its ancestor, the common Eurasian wild boar (Sus scrofa), along with other species; related creatures outside the genus include the babirusa and the warthog.