Urocyon cinereoargenteus vs grey fox

Urocyon cinereoargenteus and grey fox both are nouns.

Word	Noun	Adjective	Verb	Adverb
Urocyon cinereoargenteus	Yes	No	No	No
grey fox	Yes	No	No	No

As nouns, Urocyon cinereoargenteus and grey fox are synonyms defined as:

Urocyon cinereoargenteus and grey fox: dark grey American fox; from Central America through southern United States

Other synonyms of Urocyon cinereoargenteus include gray fox.

Urocyon cinereoargenteus (noun)	grey fox (noun)
dark grey American fox; from Central America through southern United States	dark grey American fox; from Central America through southern United States