Odocoileus hemionus columbianus vs blacktail

Odocoileus hemionus columbianus and blacktail both are nouns.

Word	Noun	Adjective	Verb	Adverb
Odocoileus hemionus columbianus	Yes	No	No	No
blacktail	Yes	No	No	No

As nouns, Odocoileus hemionus columbianus and blacktail are synonyms defined as:

Odocoileus hemionus columbianus and blacktail: mule deer of western Rocky Mountains

Other synonyms of Odocoileus hemionus columbianus include black-tailed deer, blacktail deer.

Odocoileus hemionus columbianus (noun)	blacktail (noun)
mule deer of western Rocky Mountains	mule deer of western Rocky Mountains