maned sheep vs Ammotragus lervia

maned sheep and Ammotragus lervia both are nouns.

Word	Noun	Adjective	Verb	Adverb
maned sheep	Yes	No	No	No
Ammotragus lervia	Yes	No	No	No

As nouns, maned sheep and Ammotragus lervia are synonyms defined as:

Other synonyms of maned sheep include aoudad, arui, audad, Barbary sheep.

maned sheep (noun)	Ammotragus lervia (noun)
wild sheep of northern Africa	wild sheep of northern Africa