Most nouns ending in -o add -es to form the plural (with some exceptions like photo/photos).
Buffalo is regular. It follows the -es Addition rule.
Use plural verbs: "The buffaloes are ready" (not "is ready").
Yes. The plural buffaloes is standard across all English variants.
The word buffalo follows the standard English pluralization rule. When forming the plural, buffalo becomes buffaloes. This follows the -es Addition pattern, which is one of the most common plural rules in English.
Understanding why buffalo becomes buffaloes helps with spelling and pronunciation. Most nouns ending in -o add -es to form the plural (with some exceptions like photo/photos).
When using buffaloes in writing, remember that it functions as a plural noun in sentences. It pairs with plural verbs and pronouns. For example: "The buffaloes are ready" (not "is ready"). This subject-verb agreement is essential for grammatical correctness.