10 teats is rather minimal. 12 teats is common. 14 teats is a good breeder. 16 teats is a superior sow.
A mare has two teats.
12 teats of course of you are not sure go look and get killed little brats
Cows and other animals have teats, women have breasts.
Female Rats and Mice have 12 teats.
If by "buffalo" you mean the American Bison, it appears they have four teats.
Cows and first-calf heifers have four functional teats.
Four inguinal teats, (inguinal meaning in the groin area)
Average pigs have 10 to 12 teats, some as few as 8 teats. Good breeder pigs have 14 teats. Superior breeder pigs have 16 teats.
Two.
2
Four.