Douglas squirrel vs chickeree

Douglas squirrel and chickeree both are nouns.

Word	Noun	Adjective	Verb	Adverb
Douglas squirrel	Yes	No	No	No
chickeree	Yes	No	No	No

As nouns, Douglas squirrel and chickeree are synonyms defined as:

Douglas squirrel and chickeree: far western United States counterpart of the red squirrel

Other synonyms of Douglas squirrel include Tamiasciurus douglasi.

Douglas squirrel (noun)	chickeree (noun)
far western United States counterpart of the red squirrel	far western United States counterpart of the red squirrel