Emberiza hortulana vs ortolan bunting

Emberiza hortulana and ortolan bunting both are nouns.

Word	Noun	Adjective	Verb	Adverb
Emberiza hortulana	Yes	No	No	No
ortolan bunting	Yes	No	No	No

As nouns, Emberiza hortulana and ortolan bunting are synonyms defined as:

Emberiza hortulana and ortolan bunting: brownish Old World bunting often eaten as a delicacy

Other synonyms of Emberiza hortulana include ortolan.

Emberiza hortulana (noun)	ortolan bunting (noun)
brownish Old World bunting often eaten as a delicacy	brownish Old World bunting often eaten as a delicacy