common zebra vs Burchell's zebra

common zebra and Burchell's zebra both are nouns.

Word	Noun	Adjective	Verb	Adverb
common zebra	Yes	No	No	No
Burchell's zebra	Yes	No	No	No

As nouns, common zebra and Burchell's zebra are synonyms defined as:

common zebra and Burchell's zebra: of the plains of central and eastern Africa

Other synonyms of common zebra include Equus Burchelli.

common zebra (noun)	Burchell's zebra (noun)
of the plains of central and eastern Africa	of the plains of central and eastern Africa