short-billed marsh wren vs Cistothorus platensis

short-billed marsh wren and Cistothorus platensis both are nouns.

Word	Noun	Adjective	Verb	Adverb
short-billed marsh wren	Yes	No	No	No
Cistothorus platensis	Yes	No	No	No

As nouns, short-billed marsh wren and Cistothorus platensis are synonyms defined as:

short-billed marsh wren and Cistothorus platensis: small American wren inhabiting wet sedgy meadows

Other synonyms of short-billed marsh wren include sedge wren.

short-billed marsh wren (noun)	Cistothorus platensis (noun)
small American wren inhabiting wet sedgy meadows	small American wren inhabiting wet sedgy meadows