Iridoprocne bicolor vs white-bellied swallow

Iridoprocne bicolor and white-bellied swallow both are nouns.

Word	Noun	Adjective	Verb	Adverb
Iridoprocne bicolor	Yes	No	No	No
white-bellied swallow	Yes	No	No	No

As nouns, Iridoprocne bicolor and white-bellied swallow are synonyms defined as:

Iridoprocne bicolor and white-bellied swallow: bluish-green-and-white North American swallow; nests in tree cavities

Other synonyms of Iridoprocne bicolor include tree swallow.

Iridoprocne bicolor (noun)	white-bellied swallow (noun)
bluish-green-and-white North American swallow; nests in tree cavities	bluish-green-and-white North American swallow; nests in tree cavities