white tail vs Virginia deer

white tail and Virginia deer both are nouns.

Word	Noun	Adjective	Verb	Adverb
white tail	Yes	No	No	No
Virginia deer	Yes	No	No	No

As nouns, white tail and Virginia deer are synonyms defined as:

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

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

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