Cairina moschata vs muscovy duck

Cairina moschata and muscovy duck both are nouns.

Word	Noun	Adjective	Verb	Adverb
Cairina moschata	Yes	No	No	No
muscovy duck	Yes	No	No	No

As nouns, Cairina moschata and muscovy duck are synonyms defined as:

Cairina moschata and muscovy duck: large crested wild duck of Central America and South America; widely domesticated

Other synonyms of Cairina moschata include musk duck.

Cairina moschata (noun)	muscovy duck (noun)
large crested wild duck of Central America and South America; widely domesticated	large crested wild duck of Central America and South America; widely domesticated