Virginia deer vs whitetail deer

Virginia deer and whitetail deer both are nouns.

Word	Noun	Adjective	Verb	Adverb
Virginia deer	Yes	No	No	No
whitetail deer	Yes	No	No	No

As nouns, Virginia deer and whitetail deer are synonyms defined as:

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

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

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