Urocyon cinereoargenteus vs gray fox

Urocyon cinereoargenteus and gray fox both are nouns.

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

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

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

Other synonyms of Urocyon cinereoargenteus include grey fox.

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