Alectoris graeca vs Greek partridge

Alectoris graeca and Greek partridge both are nouns.

Word	Noun	Adjective	Verb	Adverb
Alectoris graeca	Yes	No	No	No
Greek partridge	Yes	No	No	No

As nouns, Alectoris graeca and Greek partridge are synonyms defined as:

Alectoris graeca and Greek partridge: of mountainous areas of southern Europe

Other synonyms of Alectoris graeca include rock partridge.

Alectoris graeca (noun)	Greek partridge (noun)
of mountainous areas of southern Europe	of mountainous areas of southern Europe