Hyemoschus aquaticus vs water deer

Hyemoschus aquaticus and water deer both are nouns.

Word	Noun	Adjective	Verb	Adverb
Hyemoschus aquaticus	Yes	No	No	No
water deer	Yes	No	No	No

As nouns, Hyemoschus aquaticus and water deer are synonyms defined as:

Hyemoschus aquaticus and water deer: largest chevrotain; of marshy areas of west Africa

Other synonyms of Hyemoschus aquaticus include water chevrotain.

Hyemoschus aquaticus (noun)	water deer (noun)
largest chevrotain; of marshy areas of west Africa	largest chevrotain; of marshy areas of west Africa