Setophaga ruticilla vs redstart

Setophaga ruticilla and redstart both are nouns.

Word	Noun	Adjective	Verb	Adverb
Setophaga ruticilla	Yes	No	No	No
redstart	Yes	No	No	No

As nouns, Setophaga ruticilla and redstart are synonyms defined as:

Setophaga ruticilla and redstart: flycatching warbler of eastern North America the male having bright orange on sides and wings and tail

Other synonyms of Setophaga ruticilla include American redstart.

Setophaga ruticilla (noun)	redstart (noun)
flycatching warbler of eastern North America the male having bright orange on sides and wings and tail	European songbird with a reddish breast and tail; related to Old World robins
	flycatching warbler of eastern North America the male having bright orange on sides and wings and tail