Barbary sheep vs arui

Barbary sheep and arui both are nouns.

Word	Noun	Adjective	Verb	Adverb
Barbary sheep	Yes	No	No	No
arui	Yes	No	No	No

As nouns, Barbary sheep and arui are synonyms defined as:

Other synonyms of Barbary sheep include Ammotragus lervia, aoudad, audad, maned sheep.

Barbary sheep (noun)	arui (noun)
wild sheep of northern Africa	wild sheep of northern Africa