Pig                  45,000,000,000
Horse                 8,000,000,000
Dairy Bull            7,000,000,000
Zebu (African Ox)     5,098,200,000
Beef Bull             4,000,000,000
Eurasian Buffalo      3,978,000,000
Sheep                 3,000,000,000
Goat                  1,755,000,000
Dog                   1,500,000,000
Rhesus Monkey         1,175,900,000
Chimp                 1,157,100,000
Macaque Monkey          549,600,000
Human                   500,000,000
Chinchilla              480,000,000
Fox                     330,000,000
Gibbon                  197,600,000
Capuchin Monkey          96,600,000
Rat                      82,500,000
Squirrel                 82,400,000
Rabbit                   64,000,000
Cat                      60,000,000
Guinea Pig                8,235,000
Hamster                       3,450