whitetail vs Odocoileus Virginianus

whitetail and Odocoileus Virginianus both are nouns.

Word	Noun	Adjective	Verb	Adverb
whitetail	Yes	No	No	No
Odocoileus Virginianus	Yes	No	No	No

As nouns, whitetail and Odocoileus Virginianus are synonyms defined as:

whitetail and Odocoileus Virginianus: common North American deer; tail has a white underside

Other synonyms of whitetail include Virginia deer, white-tailed deer, white tail, whitetail deer.

whitetail (noun)	Odocoileus Virginianus (noun)
common North American deer; tail has a white underside	common North American deer; tail has a white underside