adenovirus vs animal virus

adenovirus and animal virus both are nouns.

Word	Noun	Adjective	Verb	Adverb
adenovirus	Yes	No	No	No
animal virus	Yes	No	No	No

As nouns, animal virus is a hypernym of adenovirus; that is, animal virus is a word with a broader meaning than adenovirus:

adenovirus: any of a group of viruses including those that in humans cause upper respiratory infections or infectious pinkeye
animal virus: an animal pathogen that is a virus

adenovirus (noun)	animal virus (noun)
any of a group of viruses including those that in humans cause upper respiratory infections or infectious pinkeye	an animal pathogen that is a virus