Plautus alle vs little auk

Plautus alle and little auk both are nouns.

Word	Noun	Adjective	Verb	Adverb
Plautus alle	Yes	No	No	No
little auk	Yes	No	No	No

As nouns, Plautus alle and little auk are synonyms defined as:

Plautus alle and little auk: small short-billed auk abundant in Arctic regions

Other synonyms of Plautus alle include dovekie.

Plautus alle (noun)	little auk (noun)
small short-billed auk abundant in Arctic regions	small short-billed auk abundant in Arctic regions