1. American Bison (Bison bison):
* Kingdom: Animalia
* Phylum: Chordata
* Class: Mammalia
* Order: Artiodactyla
* Family: Bovidae
* Genus: Bison
* Species: Bison bison
This is the animal most commonly referred to as "buffalo" in North America.
2. Water Buffalo (Bubalus bubalis):
* Kingdom: Animalia
* Phylum: Chordata
* Class: Mammalia
* Order: Artiodactyla
* Family: Bovidae
* Genus: Bubalus
* Species: Bubalus bubalis
This species is found in Asia and Africa and is often used for milk and meat production.
Other "Buffalo" Animals:
* African Buffalo (Syncerus caffer): This is a different species of buffalo found in Africa.
* Anoa (Bubalus depressicornis): This is a dwarf buffalo found in Indonesia.
It's important to note that the term "buffalo" is not scientifically precise. It's best to be specific about the type of buffalo you are referring to.