BBC

Irregular nouns in the plural form

Nouns ending in - al change to - aux in the plural, eg: ...
THE WEEK

9 extremely pretentious Latin and Greek plurals

English is full of irregular plural forms based on Latin and Greek. They can be confusing (apparatus? apparati? apparatuses?). They can be fun (the brothers Winklevii! and the flying Elvii! all ...
Los Angeles Times

A Word, Please: It’s sometimes tricky to navigate plural possessives

When I saw “men’s’ clothing” with two apostrophes, I figured it must be a typo. I was editing a professional writer who’s been on the job for years, and I know from experience that writers make typos, ...
The Guardian

Why do some English words have the same singular and plural? Examples are mostly animals - deer, fish, moose, sheep, swine, buffalo - but also aircraft, stone (weight), head ...

Could it be that these are animals that were hunted, fished, or herded and that there was a convention that used the singular as a sort of generic plural when going after these creatures for sport or ...