oxen vs Bos taurus

oxen and Bos taurus both are nouns.

Word	Noun	Adjective	Verb	Adverb
oxen	Yes	No	No	No
Bos taurus	Yes	No	No	No

As nouns, oxen and Bos taurus are synonyms defined as:

oxen and Bos taurus: domesticated bovine animals as a group regardless of sex or age

Other synonyms of oxen include cattle, cows, kine.

oxen (noun)	Bos taurus (noun)
domesticated bovine animals as a group regardless of sex or age	domesticated bovine animals as a group regardless of sex or age